20917366860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1129}}^1\times {\mathrm{23753}}^1$

素因数の和:24907

約数の個数: 96

約数和(自身を含む): 63132431040

約数和(自身を除く): 42215064180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 1129, 2258, 3387, 4516, 5645, 6774, 11290, 13548, 14677, 16935, 22580, 23753, 29354, 33870, 44031, 47506, 58708, 67740, 71259, 73385, 88062, 95012, 118765, 142518, 146770, 176124, 220155, 237530, 285036, 293540, 308789, 356295, 440310, 475060, 617578, 712590, 880620, 926367, 1235156, 1425180, 1543945, 1852734, 3087890, 3705468, 4631835, 6175780, 9263670, 18527340, 26817137, 53634274, 80451411, 107268548, 134085685, 160902822, 268171370, 321805644, 348622781, 402257055, 536342740, 697245562, 804514110, 1045868343, 1394491124, 1609028220, 1743113905, 2091736686, 3486227810, 4183473372, 5229341715, 6972455620, 10458683430, 20917366860]

約数ペア:

[(1, 20917366860), (2, 10458683430), (3, 6972455620), (4, 5229341715), (5, 4183473372), (6, 3486227810), (10, 2091736686), (12, 1743113905), (13, 1609028220), (15, 1394491124), (20, 1045868343), (26, 804514110), (30, 697245562), (39, 536342740), (52, 402257055), (60, 348622781), (65, 321805644), (78, 268171370), (130, 160902822), (156, 134085685), (195, 107268548), (260, 80451411), (390, 53634274), (780, 26817137), (1129, 18527340), (2258, 9263670), (3387, 6175780), (4516, 4631835), (5645, 3705468), (6774, 3087890), (11290, 1852734), (13548, 1543945), (14677, 1425180), (16935, 1235156), (22580, 926367), (23753, 880620), (29354, 712590), (33870, 617578), (44031, 475060), (47506, 440310), (58708, 356295), (67740, 308789), (71259, 293540), (73385, 285036), (88062, 237530), (95012, 220155), (118765, 176124), (142518, 146770)]