2878049180

素因数分解:

$2^2\times 5^1\times {\mathrm{401}}^1\times {\mathrm{358859}}^1$

素因数の和:359269

約数の個数: 24

約数和(自身を含む): 6058992240

約数和(自身を除く): 3180943060

約数列:

[1, 2, 4, 5, 10, 20, 401, 802, 1604, 2005, 4010, 8020, 358859, 717718, 1435436, 1794295, 3588590, 7177180, 143902459, 287804918, 575609836, 719512295, 1439024590, 2878049180]

約数ペア:

[(1, 2878049180), (2, 1439024590), (4, 719512295), (5, 575609836), (10, 287804918), (20, 143902459), (401, 7177180), (802, 3588590), (1604, 1794295), (2005, 1435436), (4010, 717718), (8020, 358859)]