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What is the Greatest Common Factor of 4560 and 4580?

Greatest common factor (GCF) of 4560 and 4580 is 20.

GCF(4560,4580) = 20

We will now calculate the prime factors of 4560 and 4580, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 4560 and 4580.

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How to find the GCF of 4560 and 4580?

We will first find the prime factorization of 4560 and 4580. After we will calculate the factors of 4560 and 4580 and find the biggest common factor number .

Step-1: Prime Factorization of 4560

Prime factors of 4560 are 2, 3, 5, 19. Prime factorization of 4560 in exponential form is:

4560 = 24 × 31 × 51 × 191

Step-2: Prime Factorization of 4580

Prime factors of 4580 are 2, 5, 229. Prime factorization of 4580 in exponential form is:

4580 = 22 × 51 × 2291

Step-3: Factors of 4560

List of positive integer factors of 4560 that divides 4560 without a remainder.

1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 456, 570, 760, 912, 1140, 1520, 2280

Step-4: Factors of 4580

List of positive integer factors of 4580 that divides 4560 without a remainder.

1, 2, 4, 5, 10, 20, 229, 458, 916, 1145, 2290

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 4560 and 4580. The biggest common factor number is the GCF number.
So the greatest common factor 4560 and 4580 is 20.

Also check out the Least Common Multiple of 4560 and 4580