920993840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{367}}^1$

素因数の和:539

約数の個数: 160

約数和(自身を含む): 2453176320

約数和(自身を除く): 1532182480

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 65, 76, 80, 95, 104, 127, 130, 152, 190, 208, 247, 254, 260, 304, 367, 380, 494, 508, 520, 635, 734, 760, 988, 1016, 1040, 1235, 1270, 1468, 1520, 1651, 1835, 1976, 2032, 2413, 2470, 2540, 2936, 3302, 3670, 3952, 4771, 4826, 4940, 5080, 5872, 6604, 6973, 7340, 8255, 9542, 9652, 9880, 10160, 12065, 13208, 13946, 14680, 16510, 19084, 19304, 19760, 23855, 24130, 26416, 27892, 29360, 31369, 33020, 34865, 38168, 38608, 46609, 47710, 48260, 55784, 62738, 66040, 69730, 76336, 90649, 93218, 95420, 96520, 111568, 125476, 132080, 139460, 156845, 181298, 186436, 190840, 193040, 233045, 250952, 278920, 313690, 362596, 372872, 381680, 453245, 466090, 501904, 557840, 605917, 627380, 725192, 745744, 885571, 906490, 932180, 1211834, 1254760, 1450384, 1771142, 1812980, 1864360, 2423668, 2509520, 3029585, 3542284, 3625960, 3728720, 4427855, 4847336, 6059170, 7084568, 7251920, 8855710, 9694672, 11512423, 12118340, 14169136, 17711420, 23024846, 24236680, 35422840, 46049692, 48473360, 57562115, 70845680, 92099384, 115124230, 184198768, 230248460, 460496920, 920993840]

約数ペア:

[(1, 920993840), (2, 460496920), (4, 230248460), (5, 184198768), (8, 115124230), (10, 92099384), (13, 70845680), (16, 57562115), (19, 48473360), (20, 46049692), (26, 35422840), (38, 24236680), (40, 23024846), (52, 17711420), (65, 14169136), (76, 12118340), (80, 11512423), (95, 9694672), (104, 8855710), (127, 7251920), (130, 7084568), (152, 6059170), (190, 4847336), (208, 4427855), (247, 3728720), (254, 3625960), (260, 3542284), (304, 3029585), (367, 2509520), (380, 2423668), (494, 1864360), (508, 1812980), (520, 1771142), (635, 1450384), (734, 1254760), (760, 1211834), (988, 932180), (1016, 906490), (1040, 885571), (1235, 745744), (1270, 725192), (1468, 627380), (1520, 605917), (1651, 557840), (1835, 501904), (1976, 466090), (2032, 453245), (2413, 381680), (2470, 372872), (2540, 362596), (2936, 313690), (3302, 278920), (3670, 250952), (3952, 233045), (4771, 193040), (4826, 190840), (4940, 186436), (5080, 181298), (5872, 156845), (6604, 139460), (6973, 132080), (7340, 125476), (8255, 111568), (9542, 96520), (9652, 95420), (9880, 93218), (10160, 90649), (12065, 76336), (13208, 69730), (13946, 66040), (14680, 62738), (16510, 55784), (19084, 48260), (19304, 47710), (19760, 46609), (23855, 38608), (24130, 38168), (26416, 34865), (27892, 33020), (29360, 31369)]