What is the Greatest Common Factor of 26905 and 26920?

Greatest common factor (GCF) of 26905 and 26920 is 5.

GCF(26905,26920) = 5

We will now calculate the prime factors of 26905 and 26920, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 26905 and 26920.

How to find the GCF of 26905 and 26920?

We will first find the prime factorization of 26905 and 26920. After we will calculate the factors of 26905 and 26920 and find the biggest common factor number .

Step-1: Prime Factorization of 26905

Prime factors of 26905 are 5, 5381. Prime factorization of 26905 in exponential form is:

26905 = 5¹ × 5381¹

Step-2: Prime Factorization of 26920

Prime factors of 26920 are 2, 5, 673. Prime factorization of 26920 in exponential form is:

26920 = 2³ × 5¹ × 673¹

Step-3: Factors of 26905

List of positive integer factors of 26905 that divides 26905 without a remainder.

1, 5, 5381

Step-4: Factors of 26920

List of positive integer factors of 26920 that divides 26905 without a remainder.

1, 2, 4, 5, 8, 10, 20, 40, 673, 1346, 2692, 3365, 5384, 6730, 13460

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 26905 and 26920. The biggest common factor number is the GCF number.
So the greatest common factor 26905 and 26920 is 5.

Also check out the Least Common Multiple of 26905 and 26920