7111240

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1279}}^1$

素因数の和:1429

約数の個数: 32

約数和(自身を含む): 16128000

約数和(自身を除く): 9016760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 695, 1112, 1279, 1390, 2558, 2780, 5116, 5560, 6395, 10232, 12790, 25580, 51160, 177781, 355562, 711124, 888905, 1422248, 1777810, 3555620, 7111240]

約数ペア:

[(1, 7111240), (2, 3555620), (4, 1777810), (5, 1422248), (8, 888905), (10, 711124), (20, 355562), (40, 177781), (139, 51160), (278, 25580), (556, 12790), (695, 10232), (1112, 6395), (1279, 5560), (1390, 5116), (2558, 2780)]