20103944920

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{422707}}^1$

素因数の和:422788

約数の個数: 64

約数和(自身を含む): 47935087200

約数和(自身を除く): 27831142280

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 41, 58, 82, 116, 145, 164, 205, 232, 290, 328, 410, 580, 820, 1160, 1189, 1640, 2378, 4756, 5945, 9512, 11890, 23780, 47560, 422707, 845414, 1690828, 2113535, 3381656, 4227070, 8454140, 12258503, 16908280, 17330987, 24517006, 34661974, 49034012, 61292515, 69323948, 86654935, 98068024, 122585030, 138647896, 173309870, 245170060, 346619740, 490340120, 502598623, 693239480, 1005197246, 2010394492, 2512993115, 4020788984, 5025986230, 10051972460, 20103944920]

約数ペア:

[(1, 20103944920), (2, 10051972460), (4, 5025986230), (5, 4020788984), (8, 2512993115), (10, 2010394492), (20, 1005197246), (29, 693239480), (40, 502598623), (41, 490340120), (58, 346619740), (82, 245170060), (116, 173309870), (145, 138647896), (164, 122585030), (205, 98068024), (232, 86654935), (290, 69323948), (328, 61292515), (410, 49034012), (580, 34661974), (820, 24517006), (1160, 17330987), (1189, 16908280), (1640, 12258503), (2378, 8454140), (4756, 4227070), (5945, 3381656), (9512, 2113535), (11890, 1690828), (23780, 845414), (47560, 422707)]