47981120

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{317}}^1$

素因数の和:388

約数の個数: 112

約数和(自身を含む): 127942848

約数和(自身を除く): 79961728

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 43, 44, 55, 64, 80, 86, 88, 110, 160, 172, 176, 215, 220, 317, 320, 344, 352, 430, 440, 473, 634, 688, 704, 860, 880, 946, 1268, 1376, 1585, 1720, 1760, 1892, 2365, 2536, 2752, 3170, 3440, 3487, 3520, 3784, 4730, 5072, 6340, 6880, 6974, 7568, 9460, 10144, 12680, 13631, 13760, 13948, 15136, 17435, 18920, 20288, 25360, 27262, 27896, 30272, 34870, 37840, 50720, 54524, 55792, 68155, 69740, 75680, 101440, 109048, 111584, 136310, 139480, 149941, 151360, 218096, 223168, 272620, 278960, 299882, 436192, 545240, 557920, 599764, 749705, 872384, 1090480, 1115840, 1199528, 1499410, 2180960, 2399056, 2998820, 4361920, 4798112, 5997640, 9596224, 11995280, 23990560, 47981120]

約数ペア:

[(1, 47981120), (2, 23990560), (4, 11995280), (5, 9596224), (8, 5997640), (10, 4798112), (11, 4361920), (16, 2998820), (20, 2399056), (22, 2180960), (32, 1499410), (40, 1199528), (43, 1115840), (44, 1090480), (55, 872384), (64, 749705), (80, 599764), (86, 557920), (88, 545240), (110, 436192), (160, 299882), (172, 278960), (176, 272620), (215, 223168), (220, 218096), (317, 151360), (320, 149941), (344, 139480), (352, 136310), (430, 111584), (440, 109048), (473, 101440), (634, 75680), (688, 69740), (704, 68155), (860, 55792), (880, 54524), (946, 50720), (1268, 37840), (1376, 34870), (1585, 30272), (1720, 27896), (1760, 27262), (1892, 25360), (2365, 20288), (2536, 18920), (2752, 17435), (3170, 15136), (3440, 13948), (3487, 13760), (3520, 13631), (3784, 12680), (4730, 10144), (5072, 9460), (6340, 7568), (6880, 6974)]