308230660

素因数分解:

$2^2\times 5^1\times {\mathrm{709}}^1\times {\mathrm{21737}}^1$

素因数の和:22455

約数の個数: 24

約数和(自身を含む): 648227160

約数和(自身を除く): 339996500

約数列:

[1, 2, 4, 5, 10, 20, 709, 1418, 2836, 3545, 7090, 14180, 21737, 43474, 86948, 108685, 217370, 434740, 15411533, 30823066, 61646132, 77057665, 154115330, 308230660]

約数ペア:

[(1, 308230660), (2, 154115330), (4, 77057665), (5, 61646132), (10, 30823066), (20, 15411533), (709, 434740), (1418, 217370), (2836, 108685), (3545, 86948), (7090, 43474), (14180, 21737)]