One digit is divisible by 1.
Two digits are divisible by 2.
Three digits are divisible by 3.
Four digits are divisible by 4.
Five digits are divisible by 5.
Six digits are divisible by 6.
Seven digits are divisible by 7.
Eight digits are divisible by 8.
Nine digits are divisible by 9.
Ten digits are divisible by 10.