Q: What is the sum of all factors of the number 1,100 including 1,100?
A: 2,604
The factors of the number 1,100 are: 1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 275, 550, 1100.
If you add them up, you will get the total of 2,604.