Q: What is the sum of all factors of the number 6,391,040 including 6,391,040?

A: 15,311,604

Why is 15,311,604 the sum of all factors of 6,391,040, including 6,391,040?

The factors of the number 6,391,040 are: 1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 4993, 9986, 19972, 24965, 39944, 49930, 79888, 99860, 159776, 199720, 319552, 399440, 639104, 798880, 1278208, 1597760, 3195520, 6391040.

If you add them up, you will get the total of 15,311,604.