20137395720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{120641}}^1$

素因数の和:120775

約数の個数: 128

約数和(自身を含む): 65667853440

約数和(自身を除く): 45530457720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 107, 120, 130, 156, 195, 214, 260, 312, 321, 390, 428, 520, 535, 642, 780, 856, 1070, 1284, 1391, 1560, 1605, 2140, 2568, 2782, 3210, 4173, 4280, 5564, 6420, 6955, 8346, 11128, 12840, 13910, 16692, 20865, 27820, 33384, 41730, 55640, 83460, 120641, 166920, 241282, 361923, 482564, 603205, 723846, 965128, 1206410, 1447692, 1568333, 1809615, 2412820, 2895384, 3136666, 3619230, 4704999, 4825640, 6273332, 7238460, 7841665, 9409998, 12546664, 12908587, 14476920, 15683330, 18819996, 23524995, 25817174, 31366660, 37639992, 38725761, 47049990, 51634348, 62733320, 64542935, 77451522, 94099980, 103268696, 129085870, 154903044, 167811631, 188199960, 193628805, 258171740, 309806088, 335623262, 387257610, 503434893, 516343480, 671246524, 774515220, 839058155, 1006869786, 1342493048, 1549030440, 1678116310, 2013739572, 2517174465, 3356232620, 4027479144, 5034348930, 6712465240, 10068697860, 20137395720]

約数ペア:

[(1, 20137395720), (2, 10068697860), (3, 6712465240), (4, 5034348930), (5, 4027479144), (6, 3356232620), (8, 2517174465), (10, 2013739572), (12, 1678116310), (13, 1549030440), (15, 1342493048), (20, 1006869786), (24, 839058155), (26, 774515220), (30, 671246524), (39, 516343480), (40, 503434893), (52, 387257610), (60, 335623262), (65, 309806088), (78, 258171740), (104, 193628805), (107, 188199960), (120, 167811631), (130, 154903044), (156, 129085870), (195, 103268696), (214, 94099980), (260, 77451522), (312, 64542935), (321, 62733320), (390, 51634348), (428, 47049990), (520, 38725761), (535, 37639992), (642, 31366660), (780, 25817174), (856, 23524995), (1070, 18819996), (1284, 15683330), (1391, 14476920), (1560, 12908587), (1605, 12546664), (2140, 9409998), (2568, 7841665), (2782, 7238460), (3210, 6273332), (4173, 4825640), (4280, 4704999), (5564, 3619230), (6420, 3136666), (6955, 2895384), (8346, 2412820), (11128, 1809615), (12840, 1568333), (13910, 1447692), (16692, 1206410), (20865, 965128), (27820, 723846), (33384, 603205), (41730, 482564), (55640, 361923), (83460, 241282), (120641, 166920)]