20020724880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{108761}}^1$

素因数の和:108849

約数の個数: 160

約数和(自身を含む): 67971899520

約数和(自身を除く): 47951174640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 59, 60, 65, 78, 80, 104, 118, 120, 130, 156, 177, 195, 208, 236, 240, 260, 295, 312, 354, 390, 472, 520, 590, 624, 708, 767, 780, 885, 944, 1040, 1180, 1416, 1534, 1560, 1770, 2301, 2360, 2832, 3068, 3120, 3540, 3835, 4602, 4720, 6136, 7080, 7670, 9204, 11505, 12272, 14160, 15340, 18408, 23010, 30680, 36816, 46020, 61360, 92040, 108761, 184080, 217522, 326283, 435044, 543805, 652566, 870088, 1087610, 1305132, 1413893, 1631415, 1740176, 2175220, 2610264, 2827786, 3262830, 4241679, 4350440, 5220528, 5655572, 6416899, 6525660, 7069465, 8483358, 8700880, 11311144, 12833798, 13051320, 14138930, 16966716, 19250697, 21208395, 22622288, 25667596, 26102640, 28277860, 32084495, 33933432, 38501394, 42416790, 51335192, 56555720, 64168990, 67866864, 77002788, 83419687, 84833580, 96253485, 102670384, 113111440, 128337980, 154005576, 166839374, 169667160, 192506970, 250259061, 256675960, 308011152, 333678748, 339334320, 385013940, 417098435, 500518122, 513351920, 667357496, 770027880, 834196870, 1001036244, 1251295305, 1334714992, 1540055760, 1668393740, 2002072488, 2502590610, 3336787480, 4004144976, 5005181220, 6673574960, 10010362440, 20020724880]

約数ペア:

[(1, 20020724880), (2, 10010362440), (3, 6673574960), (4, 5005181220), (5, 4004144976), (6, 3336787480), (8, 2502590610), (10, 2002072488), (12, 1668393740), (13, 1540055760), (15, 1334714992), (16, 1251295305), (20, 1001036244), (24, 834196870), (26, 770027880), (30, 667357496), (39, 513351920), (40, 500518122), (48, 417098435), (52, 385013940), (59, 339334320), (60, 333678748), (65, 308011152), (78, 256675960), (80, 250259061), (104, 192506970), (118, 169667160), (120, 166839374), (130, 154005576), (156, 128337980), (177, 113111440), (195, 102670384), (208, 96253485), (236, 84833580), (240, 83419687), (260, 77002788), (295, 67866864), (312, 64168990), (354, 56555720), (390, 51335192), (472, 42416790), (520, 38501394), (590, 33933432), (624, 32084495), (708, 28277860), (767, 26102640), (780, 25667596), (885, 22622288), (944, 21208395), (1040, 19250697), (1180, 16966716), (1416, 14138930), (1534, 13051320), (1560, 12833798), (1770, 11311144), (2301, 8700880), (2360, 8483358), (2832, 7069465), (3068, 6525660), (3120, 6416899), (3540, 5655572), (3835, 5220528), (4602, 4350440), (4720, 4241679), (6136, 3262830), (7080, 2827786), (7670, 2610264), (9204, 2175220), (11505, 1740176), (12272, 1631415), (14160, 1413893), (15340, 1305132), (18408, 1087610), (23010, 870088), (30680, 652566), (36816, 543805), (46020, 435044), (61360, 326283), (92040, 217522), (108761, 184080)]