Q: What is the sum of all factors of the number 2,660 including 2,660?
A: 6,720
The factors of the number 2,660 are: 1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660.
If you add them up, you will get the total of 6,720.