2008657640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4565131}}^1$

素因数の和:4565153

約数の個数: 32

約数和(自身を含む): 4930342560

約数和(自身を除く): 2921684920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 4565131, 9130262, 18260524, 22825655, 36521048, 45651310, 50216441, 91302620, 100432882, 182605240, 200865764, 251082205, 401731528, 502164410, 1004328820, 2008657640]

約数ペア:

[(1, 2008657640), (2, 1004328820), (4, 502164410), (5, 401731528), (8, 251082205), (10, 200865764), (11, 182605240), (20, 100432882), (22, 91302620), (40, 50216441), (44, 45651310), (55, 36521048), (88, 22825655), (110, 18260524), (220, 9130262), (440, 4565131)]