1881020

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{577}}^1$

素因数の和:749

約数の個数: 24

約数和(自身を含む): 3981264

約数和(自身を除く): 2100244

約数列:

[1, 2, 4, 5, 10, 20, 163, 326, 577, 652, 815, 1154, 1630, 2308, 2885, 3260, 5770, 11540, 94051, 188102, 376204, 470255, 940510, 1881020]

約数ペア:

[(1, 1881020), (2, 940510), (4, 470255), (5, 376204), (10, 188102), (20, 94051), (163, 11540), (326, 5770), (577, 3260), (652, 2885), (815, 2308), (1154, 1630)]