31119110

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{2801}}^1$

素因数の和:2920

約数の個数: 32

約数和(自身を含む): 61733664

約数和(自身を除く): 30614554

約数列:

[1, 2, 5, 10, 11, 22, 55, 101, 110, 202, 505, 1010, 1111, 2222, 2801, 5555, 5602, 11110, 14005, 28010, 30811, 61622, 154055, 282901, 308110, 565802, 1414505, 2829010, 3111911, 6223822, 15559555, 31119110]

約数ペア:

[(1, 31119110), (2, 15559555), (5, 6223822), (10, 3111911), (11, 2829010), (22, 1414505), (55, 565802), (101, 308110), (110, 282901), (202, 154055), (505, 61622), (1010, 30811), (1111, 28010), (2222, 14005), (2801, 11110), (5555, 5602)]