Q: What is the sum of all factors of the number 1,897,800 excluding 1,897,800?

A: 3,987,240

Why is 3,987,240 the sum of all factors of 1,897,800, excluding 1,897,800?

The factors of the number 1,897,800 are: 1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 150, 200, 300, 600, 3163, 6326, 9489, 12652, 15815, 18978, 25304, 31630, 37956, 47445, 63260, 75912, 79075, 94890, 126520, 158150, 189780, 237225, 316300, 379560, 474450, 632600, 948900, 1897800.

If you add them up, you will get the total of 1,897,803. Now subtract 1,897,800 to get 3,987,240