2904695920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{37861}}^1$

素因数の和:38018

約数の個数: 80

約数和(自身を含む): 7774734528

約数和(自身を除く): 4870038608

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 137, 140, 274, 280, 548, 560, 685, 959, 1096, 1370, 1918, 2192, 2740, 3836, 4795, 5480, 7672, 9590, 10960, 15344, 19180, 37861, 38360, 75722, 76720, 151444, 189305, 265027, 302888, 378610, 530054, 605776, 757220, 1060108, 1325135, 1514440, 2120216, 2650270, 3028880, 4240432, 5186957, 5300540, 10373914, 10601080, 20747828, 21202160, 25934785, 36308699, 41495656, 51869570, 72617398, 82991312, 103739140, 145234796, 181543495, 207478280, 290469592, 363086990, 414956560, 580939184, 726173980, 1452347960, 2904695920]

約数ペア:

[(1, 2904695920), (2, 1452347960), (4, 726173980), (5, 580939184), (7, 414956560), (8, 363086990), (10, 290469592), (14, 207478280), (16, 181543495), (20, 145234796), (28, 103739140), (35, 82991312), (40, 72617398), (56, 51869570), (70, 41495656), (80, 36308699), (112, 25934785), (137, 21202160), (140, 20747828), (274, 10601080), (280, 10373914), (548, 5300540), (560, 5186957), (685, 4240432), (959, 3028880), (1096, 2650270), (1370, 2120216), (1918, 1514440), (2192, 1325135), (2740, 1060108), (3836, 757220), (4795, 605776), (5480, 530054), (7672, 378610), (9590, 302888), (10960, 265027), (15344, 189305), (19180, 151444), (37861, 76720), (38360, 75722)]