Q: What is the sum of all factors of the number 1,275,280 including 1,275,280?

A: 3,124,800

Why is 3,124,800 the sum of all factors of 1,275,280, including 1,275,280?

The factors of the number 1,275,280 are: 1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 839, 1520, 1678, 3356, 4195, 6712, 8390, 13424, 15941, 16780, 31882, 33560, 63764, 67120, 79705, 127528, 159410, 255056, 318820, 637640, 1275280.

If you add them up, you will get the total of 3,124,800.