51495940

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{59879}}^1$

素因数の和:59931

約数の個数: 24

約数和(自身を含む): 110658240

約数和(自身を除く): 59162300

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 59879, 119758, 239516, 299395, 598790, 1197580, 2574797, 5149594, 10299188, 12873985, 25747970, 51495940]

約数ペア:

[(1, 51495940), (2, 25747970), (4, 12873985), (5, 10299188), (10, 5149594), (20, 2574797), (43, 1197580), (86, 598790), (172, 299395), (215, 239516), (430, 119758), (860, 59879)]