Q: What is the sum of all factors of the number 20,270,850 excluding 20,270,850?

A: 30,776,478

Why is 30,776,478 the sum of all factors of 20,270,850, excluding 20,270,850?

The factors of the number 20,270,850 are: 1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 67, 75, 134, 150, 201, 335, 402, 670, 1005, 1675, 2010, 2017, 3350, 4034, 5025, 6051, 10050, 10085, 12102, 20170, 30255, 50425, 60510, 100850, 135139, 151275, 270278, 302550, 405417, 675695, 810834, 1351390, 2027085, 3378475, 4054170, 6756950, 10135425, 20270850.

If you add them up, you will get the total of 20,270,880. Now subtract 20,270,850 to get 30,776,478