239039140

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{12437}}^1$

素因数の和:12508

約数の個数: 36

約数和(自身を含む): 518739228

約数和(自身を除く): 279700088

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 961, 1922, 3844, 4805, 9610, 12437, 19220, 24874, 49748, 62185, 124370, 248740, 385547, 771094, 1542188, 1927735, 3855470, 7710940, 11951957, 23903914, 47807828, 59759785, 119519570, 239039140]

約数ペア:

[(1, 239039140), (2, 119519570), (4, 59759785), (5, 47807828), (10, 23903914), (20, 11951957), (31, 7710940), (62, 3855470), (124, 1927735), (155, 1542188), (310, 771094), (620, 385547), (961, 248740), (1922, 124370), (3844, 62185), (4805, 49748), (9610, 24874), (12437, 19220)]