45 and 46 common factors

45 and 46 common factors

In two or more natural numbers, if they have the same factors, then these factors are called their common factors. Any two natural numbers have a common factor 1 (except zero), and the largest of these common factors is called the greatest common factor of these positive integers
The factor of 45 is 1 45
46 factor 1 46
So the common factor is 1