Q: What is the sum of all factors of the number 11,970 including 11,970?

A: 37,440

Why is 37,440 the sum of all factors of 11,970, including 11,970?

The factors of the number 11,970 are: 1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 19, 21, 30, 35, 38, 42, 45, 57, 63, 70, 90, 95, 105, 114, 126, 133, 171, 190, 210, 266, 285, 315, 342, 399, 570, 630, 665, 798, 855, 1197, 1330, 1710, 1995, 2394, 3990, 5985, 11970.

If you add them up, you will get the total of 37,440.