20143787440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{12281}}^1$

素因数の和:12431

約数の個数: 160

約数和(自身を含む): 55923384960

約数和(自身を除く): 35779597520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 35, 40, 56, 58, 70, 80, 101, 112, 116, 140, 145, 202, 203, 232, 280, 290, 404, 406, 464, 505, 560, 580, 707, 808, 812, 1010, 1015, 1160, 1414, 1616, 1624, 2020, 2030, 2320, 2828, 2929, 3248, 3535, 4040, 4060, 5656, 5858, 7070, 8080, 8120, 11312, 11716, 12281, 14140, 14645, 16240, 20503, 23432, 24562, 28280, 29290, 41006, 46864, 49124, 56560, 58580, 61405, 82012, 85967, 98248, 102515, 117160, 122810, 164024, 171934, 196496, 205030, 234320, 245620, 328048, 343868, 356149, 410060, 429835, 491240, 687736, 712298, 820120, 859670, 982480, 1240381, 1375472, 1424596, 1640240, 1719340, 1780745, 2480762, 2493043, 2849192, 3438680, 3561490, 4961524, 4986086, 5698384, 6201905, 6877360, 7122980, 8682667, 9923048, 9972172, 12403810, 12465215, 14245960, 17365334, 19846096, 19944344, 24807620, 24930430, 28491920, 34730668, 35971049, 39888688, 43413335, 49615240, 49860860, 69461336, 71942098, 86826670, 99230480, 99721720, 138922672, 143884196, 173653340, 179855245, 199443440, 251797343, 287768392, 347306680, 359710490, 503594686, 575536784, 694613360, 719420980, 1007189372, 1258986715, 1438841960, 2014378744, 2517973430, 2877683920, 4028757488, 5035946860, 10071893720, 20143787440]

約数ペア:

[(1, 20143787440), (2, 10071893720), (4, 5035946860), (5, 4028757488), (7, 2877683920), (8, 2517973430), (10, 2014378744), (14, 1438841960), (16, 1258986715), (20, 1007189372), (28, 719420980), (29, 694613360), (35, 575536784), (40, 503594686), (56, 359710490), (58, 347306680), (70, 287768392), (80, 251797343), (101, 199443440), (112, 179855245), (116, 173653340), (140, 143884196), (145, 138922672), (202, 99721720), (203, 99230480), (232, 86826670), (280, 71942098), (290, 69461336), (404, 49860860), (406, 49615240), (464, 43413335), (505, 39888688), (560, 35971049), (580, 34730668), (707, 28491920), (808, 24930430), (812, 24807620), (1010, 19944344), (1015, 19846096), (1160, 17365334), (1414, 14245960), (1616, 12465215), (1624, 12403810), (2020, 9972172), (2030, 9923048), (2320, 8682667), (2828, 7122980), (2929, 6877360), (3248, 6201905), (3535, 5698384), (4040, 4986086), (4060, 4961524), (5656, 3561490), (5858, 3438680), (7070, 2849192), (8080, 2493043), (8120, 2480762), (11312, 1780745), (11716, 1719340), (12281, 1640240), (14140, 1424596), (14645, 1375472), (16240, 1240381), (20503, 982480), (23432, 859670), (24562, 820120), (28280, 712298), (29290, 687736), (41006, 491240), (46864, 429835), (49124, 410060), (56560, 356149), (58580, 343868), (61405, 328048), (82012, 245620), (85967, 234320), (98248, 205030), (102515, 196496), (117160, 171934), (122810, 164024)]