You need at least two numbers to find a GCF.
The Greatest Common Divisor of 130, 104 is 26.
The Greatest Common Divisor is 4
The Greatest Common Divisor is 28
The Greatest Common Divisor is 4
The Greatest Common Divisor is 35
The Greatest Common Divisor is 1
The Greatest Common Divisor is 2
The Greatest Common Divisor is 22
The Greatest Common Divisor is 9
The Greatest Common Divisor is 19
The Greatest Common Divisor is 10
The Greatest Common Divisor is 13