They are the positive and negative even numbers.
All nonzero numbers have an infinite number of multiples.
Every nonzero number has multiples. Every set of nonzero numbers has an LCM.
Multiply a given number by successive counting numbers.
40, 80, 120, 160, 200
The first five nonzero multiples of 6 are 6, 12, 18, 24 and 30.
Take the first number. Add it to itself. Keep adding that number to the total three more times. The first five nonzero multiples of 9 are 9, 18, 27, 36, and 45. Put another way, let each number equal x. The first five nonzero multiples of x are 1x, 2x, 3x, 4x and 5x.
The first few multiples of nineteen are:1938577695114133152171190209
1 and 13
Three of them.