20164304440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{151}}^1\times {\mathrm{6037}}^1$

素因数の和:6285

約数の個数: 128

約数和(自身を含む): 52863897600

約数和(自身を除く): 32699593160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 79, 140, 151, 158, 280, 302, 316, 395, 553, 604, 632, 755, 790, 1057, 1106, 1208, 1510, 1580, 2114, 2212, 2765, 3020, 3160, 4228, 4424, 5285, 5530, 6037, 6040, 8456, 10570, 11060, 11929, 12074, 21140, 22120, 23858, 24148, 30185, 42259, 42280, 47716, 48296, 59645, 60370, 83503, 84518, 95432, 119290, 120740, 167006, 169036, 211295, 238580, 241480, 334012, 338072, 417515, 422590, 476923, 477160, 668024, 835030, 845180, 911587, 953846, 1670060, 1690360, 1823174, 1907692, 2384615, 3338461, 3340120, 3646348, 3815384, 4557935, 4769230, 6381109, 6676922, 7292696, 9115870, 9538460, 12762218, 13353844, 16692305, 18231740, 19076920, 25524436, 26707688, 31905545, 33384610, 36463480, 51048872, 63811090, 66769220, 72015373, 127622180, 133538440, 144030746, 255244360, 288061492, 360076865, 504107611, 576122984, 720153730, 1008215222, 1440307460, 2016430444, 2520538055, 2880614920, 4032860888, 5041076110, 10082152220, 20164304440]

約数ペア:

[(1, 20164304440), (2, 10082152220), (4, 5041076110), (5, 4032860888), (7, 2880614920), (8, 2520538055), (10, 2016430444), (14, 1440307460), (20, 1008215222), (28, 720153730), (35, 576122984), (40, 504107611), (56, 360076865), (70, 288061492), (79, 255244360), (140, 144030746), (151, 133538440), (158, 127622180), (280, 72015373), (302, 66769220), (316, 63811090), (395, 51048872), (553, 36463480), (604, 33384610), (632, 31905545), (755, 26707688), (790, 25524436), (1057, 19076920), (1106, 18231740), (1208, 16692305), (1510, 13353844), (1580, 12762218), (2114, 9538460), (2212, 9115870), (2765, 7292696), (3020, 6676922), (3160, 6381109), (4228, 4769230), (4424, 4557935), (5285, 3815384), (5530, 3646348), (6037, 3340120), (6040, 3338461), (8456, 2384615), (10570, 1907692), (11060, 1823174), (11929, 1690360), (12074, 1670060), (21140, 953846), (22120, 911587), (23858, 845180), (24148, 835030), (30185, 668024), (42259, 477160), (42280, 476923), (47716, 422590), (48296, 417515), (59645, 338072), (60370, 334012), (83503, 241480), (84518, 238580), (95432, 211295), (119290, 169036), (120740, 167006)]