20141120

素因数分解:

$2^6\times 5^1\times {\mathrm{113}}^1\times {\mathrm{557}}^1$

素因数の和:687

約数の個数: 56

約数和(自身を含む): 48472344

約数和(自身を除く): 28331224

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 113, 160, 226, 320, 452, 557, 565, 904, 1114, 1130, 1808, 2228, 2260, 2785, 3616, 4456, 4520, 5570, 7232, 8912, 9040, 11140, 17824, 18080, 22280, 35648, 36160, 44560, 62941, 89120, 125882, 178240, 251764, 314705, 503528, 629410, 1007056, 1258820, 2014112, 2517640, 4028224, 5035280, 10070560, 20141120]

約数ペア:

[(1, 20141120), (2, 10070560), (4, 5035280), (5, 4028224), (8, 2517640), (10, 2014112), (16, 1258820), (20, 1007056), (32, 629410), (40, 503528), (64, 314705), (80, 251764), (113, 178240), (160, 125882), (226, 89120), (320, 62941), (452, 44560), (557, 36160), (565, 35648), (904, 22280), (1114, 18080), (1130, 17824), (1808, 11140), (2228, 9040), (2260, 8912), (2785, 7232), (3616, 5570), (4456, 4520)]