Q: What is the sum of all factors of the number 4,000,020 including 4,000,020?

A: 11,296,320

Why is 11,296,320 the sum of all factors of 4,000,020, including 4,000,020?

The factors of the number 4,000,020 are: 1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 163, 326, 409, 489, 652, 815, 818, 978, 1227, 1630, 1636, 1956, 2045, 2445, 2454, 3260, 4090, 4890, 4908, 6135, 8180, 9780, 12270, 24540, 66667, 133334, 200001, 266668, 333335, 400002, 666670, 800004, 1000005, 1333340, 2000010, 4000020.

If you add them up, you will get the total of 11,296,320.