7995160

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{1979}}^1$

素因数の和:2091

約数の個数: 32

約数和(自身を含む): 18176400

約数和(自身を除く): 10181240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 1979, 2020, 3958, 4040, 7916, 9895, 15832, 19790, 39580, 79160, 199879, 399758, 799516, 999395, 1599032, 1998790, 3997580, 7995160]

約数ペア:

[(1, 7995160), (2, 3997580), (4, 1998790), (5, 1599032), (8, 999395), (10, 799516), (20, 399758), (40, 199879), (101, 79160), (202, 39580), (404, 19790), (505, 15832), (808, 9895), (1010, 7916), (1979, 4040), (2020, 3958)]