Q: What is the sum of all factors of the number 726,404,490 including 726,404,490?

Why is 2,221,240,320 the sum of all factors of 726,404,490, including 726,404,490?

The factors of the number 726,404,490 are: 1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 467, 630, 823, 934, 945, 1401, 1646, 1890, 2335, 2469, 2802, 3269, 4115, 4203, 4670, 4938, 5761, 6538, 7005, 7407, 8230, 8406, 9807, 11522, 12345, 12609, 14010, 14814, 16345, 17283, 19614, 21015, 22221, 24690, 25218, 28805, 29421, 32690, 34566, 37035, 42030, 44442, 49035, 51849, 57610, 58842, 63045, 74070, 86415, 88263, 98070, 103698, 111105, 126090, 147105, 155547, 172830, 176526, 222210, 259245, 294210, 311094, 384341, 441315, 518490, 768682, 777735, 882630, 1153023, 1555470, 1921705, 2306046, 2690387, 3459069, 3843410, 5380774, 5765115, 6918138, 8071161, 10377207, 11530230, 13451935, 16142322, 17295345, 20754414, 24213483, 26903870, 34590690, 40355805, 48426966, 51886035, 72640449, 80711610, 103772070, 121067415, 145280898, 242134830, 363202245, 726404490.

If you add them up, you will get the total of 2,221,240,320.

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