2001231340

素因数分解:

$2^2\times 5^1\times {\mathrm{1531}}^1\times {\mathrm{65357}}^1$

素因数の和:66897

約数の個数: 24

約数和(自身を含む): 4205395152

約数和(自身を除く): 2204163812

約数列:

[1, 2, 4, 5, 10, 20, 1531, 3062, 6124, 7655, 15310, 30620, 65357, 130714, 261428, 326785, 653570, 1307140, 100061567, 200123134, 400246268, 500307835, 1000615670, 2001231340]

約数ペア:

[(1, 2001231340), (2, 1000615670), (4, 500307835), (5, 400246268), (10, 200123134), (20, 100061567), (1531, 1307140), (3062, 653570), (6124, 326785), (7655, 261428), (15310, 130714), (30620, 65357)]