20135071840

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1663}}^1\times {\mathrm{5821}}^1$

素因数の和:7512

約数の個数: 96

約数和(自身を含む): 51267879936

約数和(自身を除く): 31132808096

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 1663, 2080, 3326, 5821, 6652, 8315, 11642, 13304, 16630, 21619, 23284, 26608, 29105, 33260, 43238, 46568, 53216, 58210, 66520, 75673, 86476, 93136, 108095, 116420, 133040, 151346, 172952, 186272, 216190, 232840, 266080, 302692, 345904, 378365, 432380, 465680, 605384, 691808, 756730, 864760, 931360, 1210768, 1513460, 1729520, 2421536, 3026920, 3459040, 6053840, 9680323, 12107680, 19360646, 38721292, 48401615, 77442584, 96803230, 125844199, 154885168, 193606460, 251688398, 309770336, 387212920, 503376796, 629220995, 774425840, 1006753592, 1258441990, 1548851680, 2013507184, 2516883980, 4027014368, 5033767960, 10067535920, 20135071840]

約数ペア:

[(1, 20135071840), (2, 10067535920), (4, 5033767960), (5, 4027014368), (8, 2516883980), (10, 2013507184), (13, 1548851680), (16, 1258441990), (20, 1006753592), (26, 774425840), (32, 629220995), (40, 503376796), (52, 387212920), (65, 309770336), (80, 251688398), (104, 193606460), (130, 154885168), (160, 125844199), (208, 96803230), (260, 77442584), (416, 48401615), (520, 38721292), (1040, 19360646), (1663, 12107680), (2080, 9680323), (3326, 6053840), (5821, 3459040), (6652, 3026920), (8315, 2421536), (11642, 1729520), (13304, 1513460), (16630, 1210768), (21619, 931360), (23284, 864760), (26608, 756730), (29105, 691808), (33260, 605384), (43238, 465680), (46568, 432380), (53216, 378365), (58210, 345904), (66520, 302692), (75673, 266080), (86476, 232840), (93136, 216190), (108095, 186272), (116420, 172952), (133040, 151346)]