83563960

素因数分解:

$2^3\times 5^1\times {\mathrm{239}}^1\times {\mathrm{8741}}^1$

素因数の和:8991

約数の個数: 32

約数和(自身を含む): 188827200

約数和(自身を除く): 105263240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 239, 478, 956, 1195, 1912, 2390, 4780, 8741, 9560, 17482, 34964, 43705, 69928, 87410, 174820, 349640, 2089099, 4178198, 8356396, 10445495, 16712792, 20890990, 41781980, 83563960]

約数ペア:

[(1, 83563960), (2, 41781980), (4, 20890990), (5, 16712792), (8, 10445495), (10, 8356396), (20, 4178198), (40, 2089099), (239, 349640), (478, 174820), (956, 87410), (1195, 69928), (1912, 43705), (2390, 34964), (4780, 17482), (8741, 9560)]