Q: What is the sum of all factors of the number 380,220,660 excluding 380,220,660?

A: 773,115,888

Why is 773,115,888 the sum of all factors of 380,220,660, excluding 380,220,660?

The factors of the number 380,220,660 are: 1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 2112337, 4224674, 6337011, 8449348, 10561685, 12674022, 19011033, 21123370, 25348044, 31685055, 38022066, 42246740, 63370110, 76044132, 95055165, 126740220, 190110330, 380220660.

If you add them up, you will get the total of 380,221,433. Now subtract 380,220,660 to get 773,115,888