8105350340

素因数分解:

$2^2\times 5^1\times {\mathrm{405267517}}^1$

素因数の和:405267526

約数の個数: 12

約数和(自身を含む): 17021235756

約数和(自身を除く): 8915885416

約数列:

[1, 2, 4, 5, 10, 20, 405267517, 810535034, 1621070068, 2026337585, 4052675170, 8105350340]

約数ペア:

[(1, 8105350340), (2, 4052675170), (4, 2026337585), (5, 1621070068), (10, 810535034), (20, 405267517)]