The least common factor of any set of integers is 1.
All numbers have common multiples.
Even numbers.
No.
Only if the magnitudes of two numbers are the same.
12,36
Yes, a pair of numbers can have fewer than two common factors. This only happens when the numbers are co-prime -- that is, when the numbers have only one common factor. In that case, the common factor is always 1.
The least common factor of any set of numbers is 1.
The factors of 10 are 1, 2, 5, and 10. The pair of numbers, of which the least common multiple is 10, must be made up of the factors of 10. Possibilities include: 2, 5 1, 10 2, 10 5, 10
Select ALL pairs of numbers that have a least common multiple of 30
They are 7 and 5
20 and 40 have 4 and 5 as common factors.