203418220

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{248071}}^1$

素因数の和:248121

約数の個数: 24

約数和(自身を含む): 437599008

約数和(自身を除く): 234180788

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 248071, 496142, 992284, 1240355, 2480710, 4961420, 10170911, 20341822, 40683644, 50854555, 101709110, 203418220]

約数ペア:

[(1, 203418220), (2, 101709110), (4, 50854555), (5, 40683644), (10, 20341822), (20, 10170911), (41, 4961420), (82, 2480710), (164, 1240355), (205, 992284), (410, 496142), (820, 248071)]