9987340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{4127}}^1$

素因数の和:4158

約数の個数: 36

約数和(自身を含む): 23059008

約数和(自身を除く): 13071668

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 4127, 8254, 16508, 20635, 41270, 45397, 82540, 90794, 181588, 226985, 453970, 499367, 907940, 998734, 1997468, 2496835, 4993670, 9987340]

約数ペア:

[(1, 9987340), (2, 4993670), (4, 2496835), (5, 1997468), (10, 998734), (11, 907940), (20, 499367), (22, 453970), (44, 226985), (55, 181588), (110, 90794), (121, 82540), (220, 45397), (242, 41270), (484, 20635), (605, 16508), (1210, 8254), (2420, 4127)]