6657640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{15131}}^1$

素因数の和:15153

約数の個数: 32

約数和(自身を含む): 16342560

約数和(自身を除く): 9684920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 15131, 30262, 60524, 75655, 121048, 151310, 166441, 302620, 332882, 605240, 665764, 832205, 1331528, 1664410, 3328820, 6657640]

約数ペア:

[(1, 6657640), (2, 3328820), (4, 1664410), (5, 1331528), (8, 832205), (10, 665764), (11, 605240), (20, 332882), (22, 302620), (40, 166441), (44, 151310), (55, 121048), (88, 75655), (110, 60524), (220, 30262), (440, 15131)]