What is the Greatest Common Factor of 40810 and 40820?

Greatest common factor (GCF) of 40810 and 40820 is 10.

GCF(40810,40820) = 10

We will now calculate the prime factors of 40810 and 40820, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 40810 and 40820.

How to find the GCF of 40810 and 40820?

We will first find the prime factorization of 40810 and 40820. After we will calculate the factors of 40810 and 40820 and find the biggest common factor number .

Step-1: Prime Factorization of 40810

Prime factors of 40810 are 2, 5, 7, 11, 53. Prime factorization of 40810 in exponential form is:

40810 = 2¹ × 5¹ × 7¹ × 11¹ × 53¹

Step-2: Prime Factorization of 40820

Prime factors of 40820 are 2, 5, 13, 157. Prime factorization of 40820 in exponential form is:

40820 = 2² × 5¹ × 13¹ × 157¹

Step-3: Factors of 40810

List of positive integer factors of 40810 that divides 40810 without a remainder.

1, 2, 5, 7, 10, 11, 14, 22, 35, 53, 55, 70, 77, 106, 110, 154, 265, 371, 385, 530, 583, 742, 770, 1166, 1855, 2915, 3710, 4081, 5830, 8162, 20405

Step-4: Factors of 40820

List of positive integer factors of 40820 that divides 40810 without a remainder.

1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 157, 260, 314, 628, 785, 1570, 2041, 3140, 4082, 8164, 10205, 20410

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 40810 and 40820. The biggest common factor number is the GCF number.
So the greatest common factor 40810 and 40820 is 10.

Also check out the Least Common Multiple of 40810 and 40820