8062220

素因数分解:

$2^2\times 5^1\times {\mathrm{491}}^1\times {\mathrm{821}}^1$

素因数の和:1321

約数の個数: 24

約数和(自身を含む): 16985808

約数和(自身を除く): 8923588

約数列:

[1, 2, 4, 5, 10, 20, 491, 821, 982, 1642, 1964, 2455, 3284, 4105, 4910, 8210, 9820, 16420, 403111, 806222, 1612444, 2015555, 4031110, 8062220]

約数ペア:

[(1, 8062220), (2, 4031110), (4, 2015555), (5, 1612444), (10, 806222), (20, 403111), (491, 16420), (821, 9820), (982, 8210), (1642, 4910), (1964, 4105), (2455, 3284)]