Since 10 is a factor of 20, all of the factors of 10 will be common to 20.
The least common factor of any set of integers is 1.
The least common factor of any set of positive integers is 1.
The least common factor of any set of integers is 1.
The least common factor of any set of numbers is 1.
The least common factor of any set of integers is 1.
The least common factor of any set of integers is 1.
The least common factor of any set of integers is 1.
The least common factor of any set of integers is 1.
There can be only one greatest common factor for any set of numbers. GCF(40, 20) = 20.
The least common factor of any set of numbers is 1.
The least common factor of any set of positive integers is 1.
The least common factor of any set of positive integers is 1.