325940

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{379}}^1$

素因数の和:431

約数の個数: 24

約数和(自身を含む): 702240

約数和(自身を除く): 376300

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 379, 430, 758, 860, 1516, 1895, 3790, 7580, 16297, 32594, 65188, 81485, 162970, 325940]

約数ペア:

[(1, 325940), (2, 162970), (4, 81485), (5, 65188), (10, 32594), (20, 16297), (43, 7580), (86, 3790), (172, 1895), (215, 1516), (379, 860), (430, 758)]