68405810

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{621871}}^1$

素因数の和:621889

約数の個数: 16

約数和(自身を含む): 134324352

約数和(自身を除く): 65918542

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 621871, 1243742, 3109355, 6218710, 6840581, 13681162, 34202905, 68405810]

約数ペア:

[(1, 68405810), (2, 34202905), (5, 13681162), (10, 6840581), (11, 6218710), (22, 3109355), (55, 1243742), (110, 621871)]