Q: What is the sum of all factors of the number 200,123,420 including 200,123,420?

A: 485,085,888

Why is 485,085,888 the sum of all factors of 200,123,420, including 200,123,420?

The factors of the number 200,123,420 are: 1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 101, 140, 202, 404, 505, 707, 1010, 1414, 2020, 2828, 3535, 7070, 14140, 14153, 28306, 56612, 70765, 99071, 141530, 198142, 283060, 396284, 495355, 990710, 1429453, 1981420, 2858906, 5717812, 7147265, 10006171, 14294530, 20012342, 28589060, 40024684, 50030855, 100061710, 200123420.

If you add them up, you will get the total of 485,085,888.