Take a look at how to work out the factors of a number. Common factors Find out about common factors, which are factors shared by two or more numbers. What are prime numbers? Find out what a prime ...

Factors divide into other numbers exactly ... The multiples of 2 are all the numbers in the 2 times table, such as 2, 4, 6, 8, 10 and so on. The multiples of 5 are all the numbers in the 5 ...