Q: What is the sum of all factors of the number 220,420,400 including 220,420,400?

A: 531,002,472

Why is 531,002,472 the sum of all factors of 220,420,400, including 220,420,400?

The factors of the number 220,420,400 are: 1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 643, 857, 1286, 1714, 2572, 3215, 3428, 4285, 5144, 6430, 6856, 8570, 10288, 12860, 13712, 16075, 17140, 21425, 25720, 32150, 34280, 42850, 51440, 64300, 68560, 85700, 128600, 171400, 257200, 342800, 551051, 1102102, 2204204, 2755255, 4408408, 5510510, 8816816, 11021020, 13776275, 22042040, 27552550, 44084080, 55105100, 110210200, 220420400.

If you add them up, you will get the total of 531,002,472.