40747720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{3407}}^1$

素因数の和:3454

約数の個数: 64

約数和(自身を含む): 103057920

約数和(自身を除く): 62310200

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 23, 26, 40, 46, 52, 65, 92, 104, 115, 130, 184, 230, 260, 299, 460, 520, 598, 920, 1196, 1495, 2392, 2990, 3407, 5980, 6814, 11960, 13628, 17035, 27256, 34070, 44291, 68140, 78361, 88582, 136280, 156722, 177164, 221455, 313444, 354328, 391805, 442910, 626888, 783610, 885820, 1018693, 1567220, 1771640, 2037386, 3134440, 4074772, 5093465, 8149544, 10186930, 20373860, 40747720]

約数ペア:

[(1, 40747720), (2, 20373860), (4, 10186930), (5, 8149544), (8, 5093465), (10, 4074772), (13, 3134440), (20, 2037386), (23, 1771640), (26, 1567220), (40, 1018693), (46, 885820), (52, 783610), (65, 626888), (92, 442910), (104, 391805), (115, 354328), (130, 313444), (184, 221455), (230, 177164), (260, 156722), (299, 136280), (460, 88582), (520, 78361), (598, 68140), (920, 44291), (1196, 34070), (1495, 27256), (2392, 17035), (2990, 13628), (3407, 11960), (5980, 6814)]