Q: What is the sum of all factors of the number 278,883,410 excluding 278,883,410?

A: 265,339,822

Why is 265,339,822 the sum of all factors of 278,883,410, excluding 278,883,410?

The factors of the number 278,883,410 are: 1, 2, 5, 10, 13, 26, 65, 130, 151, 302, 755, 1510, 1963, 3926, 9815, 14207, 19630, 28414, 71035, 142070, 184691, 369382, 923455, 1846910, 2145257, 4290514, 10726285, 21452570, 27888341, 55776682, 139441705, 278883410.

If you add them up, you will get the total of 278,883,675. Now subtract 278,883,410 to get 265,339,822