30915620

素因数分解:

$2^2\times 5^1\times {\mathrm{281}}^1\times {\mathrm{5501}}^1$

素因数の和:5791

約数の個数: 24

約数和(自身を含む): 65165688

約数和(自身を除く): 34250068

約数列:

[1, 2, 4, 5, 10, 20, 281, 562, 1124, 1405, 2810, 5501, 5620, 11002, 22004, 27505, 55010, 110020, 1545781, 3091562, 6183124, 7728905, 15457810, 30915620]

約数ペア:

[(1, 30915620), (2, 15457810), (4, 7728905), (5, 6183124), (10, 3091562), (20, 1545781), (281, 110020), (562, 55010), (1124, 27505), (1405, 22004), (2810, 11002), (5501, 5620)]