20052487560

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{79309}}^1$

素因数の和:79380

約数の個数: 192

約数和(自身を含む): 71607412800

約数和(自身を除く): 51554925240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 43, 49, 56, 60, 70, 84, 86, 98, 105, 120, 129, 140, 147, 168, 172, 196, 210, 215, 245, 258, 280, 294, 301, 344, 392, 420, 430, 490, 516, 588, 602, 645, 735, 840, 860, 903, 980, 1032, 1176, 1204, 1290, 1470, 1505, 1720, 1806, 1960, 2107, 2408, 2580, 2940, 3010, 3612, 4214, 4515, 5160, 5880, 6020, 6321, 7224, 8428, 9030, 10535, 12040, 12642, 16856, 18060, 21070, 25284, 31605, 36120, 42140, 50568, 63210, 79309, 84280, 126420, 158618, 237927, 252840, 317236, 396545, 475854, 555163, 634472, 793090, 951708, 1110326, 1189635, 1586180, 1665489, 1903416, 2220652, 2379270, 2775815, 3172360, 3330978, 3410287, 3886141, 4441304, 4758540, 5551630, 6661956, 6820574, 7772282, 8327445, 9517080, 10230861, 11103260, 11658423, 13323912, 13641148, 15544564, 16654890, 17051435, 19430705, 20461722, 22206520, 23316846, 23872009, 27282296, 31089128, 33309780, 34102870, 38861410, 40923444, 46633692, 47744018, 51154305, 58292115, 66619560, 68205740, 71616027, 77722820, 81846888, 93267384, 95488036, 102308610, 116584230, 119360045, 136411480, 143232054, 155445640, 167104063, 190976072, 204617220, 233168460, 238720090, 286464108, 334208126, 358080135, 409234440, 466336920, 477440180, 501312189, 572928216, 668416252, 716160270, 835520315, 954880360, 1002624378, 1336832504, 1432320540, 1671040630, 2005248756, 2506560945, 2864641080, 3342081260, 4010497512, 5013121890, 6684162520, 10026243780, 20052487560]

約数ペア:

[(1, 20052487560), (2, 10026243780), (3, 6684162520), (4, 5013121890), (5, 4010497512), (6, 3342081260), (7, 2864641080), (8, 2506560945), (10, 2005248756), (12, 1671040630), (14, 1432320540), (15, 1336832504), (20, 1002624378), (21, 954880360), (24, 835520315), (28, 716160270), (30, 668416252), (35, 572928216), (40, 501312189), (42, 477440180), (43, 466336920), (49, 409234440), (56, 358080135), (60, 334208126), (70, 286464108), (84, 238720090), (86, 233168460), (98, 204617220), (105, 190976072), (120, 167104063), (129, 155445640), (140, 143232054), (147, 136411480), (168, 119360045), (172, 116584230), (196, 102308610), (210, 95488036), (215, 93267384), (245, 81846888), (258, 77722820), (280, 71616027), (294, 68205740), (301, 66619560), (344, 58292115), (392, 51154305), (420, 47744018), (430, 46633692), (490, 40923444), (516, 38861410), (588, 34102870), (602, 33309780), (645, 31089128), (735, 27282296), (840, 23872009), (860, 23316846), (903, 22206520), (980, 20461722), (1032, 19430705), (1176, 17051435), (1204, 16654890), (1290, 15544564), (1470, 13641148), (1505, 13323912), (1720, 11658423), (1806, 11103260), (1960, 10230861), (2107, 9517080), (2408, 8327445), (2580, 7772282), (2940, 6820574), (3010, 6661956), (3612, 5551630), (4214, 4758540), (4515, 4441304), (5160, 3886141), (5880, 3410287), (6020, 3330978), (6321, 3172360), (7224, 2775815), (8428, 2379270), (9030, 2220652), (10535, 1903416), (12040, 1665489), (12642, 1586180), (16856, 1189635), (18060, 1110326), (21070, 951708), (25284, 793090), (31605, 634472), (36120, 555163), (42140, 475854), (50568, 396545), (63210, 317236), (79309, 252840), (84280, 237927), (126420, 158618)]