20176587410

素因数分解:

$2^1\times 5^1\times 7^4\times {\mathrm{840341}}^1$

素因数の和:840376

約数の個数: 40

約数和(自身を含む): 42368362956

約数和(自身を除く): 22191775546

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 343, 490, 686, 1715, 2401, 3430, 4802, 12005, 24010, 840341, 1680682, 4201705, 5882387, 8403410, 11764774, 29411935, 41176709, 58823870, 82353418, 205883545, 288236963, 411767090, 576473926, 1441184815, 2017658741, 2882369630, 4035317482, 10088293705, 20176587410]

約数ペア:

[(1, 20176587410), (2, 10088293705), (5, 4035317482), (7, 2882369630), (10, 2017658741), (14, 1441184815), (35, 576473926), (49, 411767090), (70, 288236963), (98, 205883545), (245, 82353418), (343, 58823870), (490, 41176709), (686, 29411935), (1715, 11764774), (2401, 8403410), (3430, 5882387), (4802, 4201705), (12005, 1680682), (24010, 840341)]