What is the Greatest Common Factor of 26620 and 26638?

Greatest common factor (GCF) of 26620 and 26638 is 2.

GCF(26620,26638) = 2

We will now calculate the prime factors of 26620 and 26638, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 26620 and 26638.

How to find the GCF of 26620 and 26638?

We will first find the prime factorization of 26620 and 26638. After we will calculate the factors of 26620 and 26638 and find the biggest common factor number .

Step-1: Prime Factorization of 26620

Prime factors of 26620 are 2, 5, 11. Prime factorization of 26620 in exponential form is:

26620 = 2² × 5¹ × 11³

Step-2: Prime Factorization of 26638

Prime factors of 26638 are 2, 19, 701. Prime factorization of 26638 in exponential form is:

26638 = 2¹ × 19¹ × 701¹

Step-3: Factors of 26620

List of positive integer factors of 26620 that divides 26620 without a remainder.

1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 1331, 2420, 2662, 5324, 6655, 13310

Step-4: Factors of 26638

List of positive integer factors of 26638 that divides 26620 without a remainder.

1, 2, 19, 38, 701, 1402, 13319

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 26620 and 26638. The biggest common factor number is the GCF number.
So the greatest common factor 26620 and 26638 is 2.

Also check out the Least Common Multiple of 26620 and 26638