Q: What is the sum of all factors of the number 420,015,660 including 420,015,660?

A: 1,187,053,056

Why is 1,187,053,056 the sum of all factors of 420,015,660, including 420,015,660?

The factors of the number 420,015,660 are: 1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 107, 214, 321, 428, 535, 642, 1070, 1284, 1605, 2140, 3210, 6420, 65423, 130846, 196269, 261692, 327115, 392538, 654230, 785076, 981345, 1308460, 1962690, 3925380, 7000261, 14000522, 21000783, 28001044, 35001305, 42001566, 70002610, 84003132, 105003915, 140005220, 210007830, 420015660.

If you add them up, you will get the total of 1,187,053,056.