258106340

素因数分解:

$2^2\times 5^1\times {\mathrm{3181}}^1\times {\mathrm{4057}}^1$

素因数の和:7247

約数の個数: 24

約数和(自身を含む): 542327352

約数和(自身を除く): 284221012

約数列:

[1, 2, 4, 5, 10, 20, 3181, 4057, 6362, 8114, 12724, 15905, 16228, 20285, 31810, 40570, 63620, 81140, 12905317, 25810634, 51621268, 64526585, 129053170, 258106340]

約数ペア:

[(1, 258106340), (2, 129053170), (4, 64526585), (5, 51621268), (10, 25810634), (20, 12905317), (3181, 81140), (4057, 63620), (6362, 40570), (8114, 31810), (12724, 20285), (15905, 16228)]