20 is.
It depends on the number it is compared to. 20 is a multiple of 10. 20 is a factor of 40. 20 is both a factor and a multiple of itself. 20 is neither a multiple nor a factor of 27.
Any multiple of 20.
20 and 50 10 and 25
10
Factor of 24, but not a multiple of 8
The number 5 is both a factor and a multiple of 5, because5 and 1 are both factors of 5.5, 10, 15, 20, 25... are multiples of 5. The common number is 5.
No integer is both of those.
A factor of 20 is a number that divides evenly into 20 without leaving a remainder. The factors of 20 are 1, 2, 4, 5, 10, and 20. Among these, the number 5 is a factor of 20 but not a multiple of 4 because it does not result from multiplying 4 by any integer.
yes you do because 5 is a factor of 20 and so is 2 and 5x2=10 and 10 is a factor of 20
1 and 5
1 and 5
5 is a prime factor of both numbers.