Q: What is the sum of all factors of the number 210,440,220 excluding 210,440,220?

A: 383,116,548

Why is 383,116,548 the sum of all factors of 210,440,220, excluding 210,440,220?

The factors of the number 210,440,220 are: 1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 137, 274, 411, 548, 685, 822, 1370, 1644, 2055, 2740, 4110, 8220, 25601, 51202, 76803, 102404, 128005, 153606, 256010, 307212, 384015, 512020, 768030, 1536060, 3507337, 7014674, 10522011, 14029348, 17536685, 21044022, 35073370, 42088044, 52610055, 70146740, 105220110, 210440220.

If you add them up, you will get the total of 210,440,603. Now subtract 210,440,220 to get 383,116,548