20131180496

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^2\times {\mathrm{223}}^1\times {\mathrm{2789}}^1$

素因数の和:3061

約数の個数: 120

約数和(自身を含む): 47581954560

約数和(自身を除く): 27450774064

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 112, 119, 136, 223, 238, 272, 289, 446, 476, 578, 892, 952, 1156, 1561, 1784, 1904, 2023, 2312, 2789, 3122, 3568, 3791, 4046, 4624, 5578, 6244, 7582, 8092, 11156, 12488, 15164, 16184, 19523, 22312, 24976, 26537, 30328, 32368, 39046, 44624, 47413, 53074, 60656, 64447, 78092, 94826, 106148, 128894, 156184, 189652, 212296, 257788, 312368, 331891, 379304, 424592, 451129, 515576, 621947, 663782, 758608, 806021, 902258, 1031152, 1243894, 1327564, 1612042, 1804516, 2487788, 2655128, 3224084, 3609032, 4353629, 4975576, 5310256, 5642147, 6448168, 7218064, 8707258, 9951152, 10573099, 11284294, 12896336, 17414516, 21146198, 22568588, 34829032, 42292396, 45137176, 69658064, 74011693, 84584792, 90274352, 148023386, 169169584, 179742683, 296046772, 359485366, 592093544, 718970732, 1184187088, 1258198781, 1437941464, 2516397562, 2875882928, 5032795124, 10065590248, 20131180496]

約数ペア:

[(1, 20131180496), (2, 10065590248), (4, 5032795124), (7, 2875882928), (8, 2516397562), (14, 1437941464), (16, 1258198781), (17, 1184187088), (28, 718970732), (34, 592093544), (56, 359485366), (68, 296046772), (112, 179742683), (119, 169169584), (136, 148023386), (223, 90274352), (238, 84584792), (272, 74011693), (289, 69658064), (446, 45137176), (476, 42292396), (578, 34829032), (892, 22568588), (952, 21146198), (1156, 17414516), (1561, 12896336), (1784, 11284294), (1904, 10573099), (2023, 9951152), (2312, 8707258), (2789, 7218064), (3122, 6448168), (3568, 5642147), (3791, 5310256), (4046, 4975576), (4624, 4353629), (5578, 3609032), (6244, 3224084), (7582, 2655128), (8092, 2487788), (11156, 1804516), (12488, 1612042), (15164, 1327564), (16184, 1243894), (19523, 1031152), (22312, 902258), (24976, 806021), (26537, 758608), (30328, 663782), (32368, 621947), (39046, 515576), (44624, 451129), (47413, 424592), (53074, 379304), (60656, 331891), (64447, 312368), (78092, 257788), (94826, 212296), (106148, 189652), (128894, 156184)]