821993690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{23819}}^1$

素因数の和:23879

約数の個数: 64

約数和(自身を含む): 1852243200

約数和(自身を除く): 1030249510

約数列:

[1, 2, 5, 7, 10, 14, 17, 29, 34, 35, 58, 70, 85, 119, 145, 170, 203, 238, 290, 406, 493, 595, 986, 1015, 1190, 2030, 2465, 3451, 4930, 6902, 17255, 23819, 34510, 47638, 119095, 166733, 238190, 333466, 404923, 690751, 809846, 833665, 1381502, 1667330, 2024615, 2834461, 3453755, 4049230, 4835257, 5668922, 6907510, 9670514, 11742767, 14172305, 23485534, 24176285, 28344610, 48352570, 58713835, 82199369, 117427670, 164398738, 410996845, 821993690]

約数ペア:

[(1, 821993690), (2, 410996845), (5, 164398738), (7, 117427670), (10, 82199369), (14, 58713835), (17, 48352570), (29, 28344610), (34, 24176285), (35, 23485534), (58, 14172305), (70, 11742767), (85, 9670514), (119, 6907510), (145, 5668922), (170, 4835257), (203, 4049230), (238, 3453755), (290, 2834461), (406, 2024615), (493, 1667330), (595, 1381502), (986, 833665), (1015, 809846), (1190, 690751), (2030, 404923), (2465, 333466), (3451, 238190), (4930, 166733), (6902, 119095), (17255, 47638), (23819, 34510)]