What is the Greatest Common Factor of 26430 and 26440?

Greatest common factor (GCF) of 26430 and 26440 is 10.

GCF(26430,26440) = 10

We will now calculate the prime factors of 26430 and 26440, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 26430 and 26440.

How to find the GCF of 26430 and 26440?

We will first find the prime factorization of 26430 and 26440. After we will calculate the factors of 26430 and 26440 and find the biggest common factor number .

Step-1: Prime Factorization of 26430

Prime factors of 26430 are 2, 3, 5, 881. Prime factorization of 26430 in exponential form is:

26430 = 2¹ × 3¹ × 5¹ × 881¹

Step-2: Prime Factorization of 26440

Prime factors of 26440 are 2, 5, 661. Prime factorization of 26440 in exponential form is:

26440 = 2³ × 5¹ × 661¹

Step-3: Factors of 26430

List of positive integer factors of 26430 that divides 26430 without a remainder.

1, 2, 3, 5, 6, 10, 15, 30, 881, 1762, 2643, 4405, 5286, 8810, 13215

Step-4: Factors of 26440

List of positive integer factors of 26440 that divides 26430 without a remainder.

1, 2, 4, 5, 8, 10, 20, 40, 661, 1322, 2644, 3305, 5288, 6610, 13220

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 26430 and 26440. The biggest common factor number is the GCF number.
So the greatest common factor 26430 and 26440 is 10.

Also check out the Least Common Multiple of 26430 and 26440