12698680

素因数分解:

$2^3\times 5^1\times {\mathrm{167}}^1\times {\mathrm{1901}}^1$

素因数の和:2079

約数の個数: 32

約数和(自身を含む): 28758240

約数和(自身を除く): 16059560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 167, 334, 668, 835, 1336, 1670, 1901, 3340, 3802, 6680, 7604, 9505, 15208, 19010, 38020, 76040, 317467, 634934, 1269868, 1587335, 2539736, 3174670, 6349340, 12698680]

約数ペア:

[(1, 12698680), (2, 6349340), (4, 3174670), (5, 2539736), (8, 1587335), (10, 1269868), (20, 634934), (40, 317467), (167, 76040), (334, 38020), (668, 19010), (835, 15208), (1336, 9505), (1670, 7604), (1901, 6680), (3340, 3802)]