* Divisibility Rule: A number is divisible by 10 if its last digit is a 0.
* Factors: The numbers that divide evenly into 10 are its factors.
Factors of 10:
* 1: 1 x 10 = 10
* 2: 2 x 5 = 10
* 5: 5 x 2 = 10
* 10: 10 x 1 = 10