Q: What is the sum of all factors of the number 1,215,630 including 1,215,630?

A: 3,407,040

Why is 3,407,040 the sum of all factors of 1,215,630, including 1,215,630?

The factors of the number 1,215,630 are: 1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1039, 1170, 2078, 3117, 5195, 6234, 9351, 10390, 13507, 15585, 18702, 27014, 31170, 40521, 46755, 67535, 81042, 93510, 121563, 135070, 202605, 243126, 405210, 607815, 1215630.

If you add them up, you will get the total of 3,407,040.