20104680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{701}}^1$

素因数の和:954

約数の個数: 64

約数和(自身を含む): 60652800

約数和(自身を除く): 40548120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 239, 478, 701, 717, 956, 1195, 1402, 1434, 1912, 2103, 2390, 2804, 2868, 3505, 3585, 4206, 4780, 5608, 5736, 7010, 7170, 8412, 9560, 10515, 14020, 14340, 16824, 21030, 28040, 28680, 42060, 84120, 167539, 335078, 502617, 670156, 837695, 1005234, 1340312, 1675390, 2010468, 2513085, 3350780, 4020936, 5026170, 6701560, 10052340, 20104680]

約数ペア:

[(1, 20104680), (2, 10052340), (3, 6701560), (4, 5026170), (5, 4020936), (6, 3350780), (8, 2513085), (10, 2010468), (12, 1675390), (15, 1340312), (20, 1005234), (24, 837695), (30, 670156), (40, 502617), (60, 335078), (120, 167539), (239, 84120), (478, 42060), (701, 28680), (717, 28040), (956, 21030), (1195, 16824), (1402, 14340), (1434, 14020), (1912, 10515), (2103, 9560), (2390, 8412), (2804, 7170), (2868, 7010), (3505, 5736), (3585, 5608), (4206, 4780)]