GCF of 40 and 62 is 2.
It would be 2. After factoring out 2 from 62 and 22, you get 31 and 11, where there's no more further division available between the two numbers. Therefore, the greatest common factor of 62 and 22 is 2.
The GCF is 31.
The GCF is 2.
The GCF is 1.
The GCF is 2.
The GCF is 2.
The GCF is 2.
The GCF is 2.
The GCF is 1.
The GCF is 2.
The GCF is 1.