42430940

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{68437}}^1$

素因数の和:68477

約数の個数: 24

約数和(自身を含む): 91980672

約数和(自身を除く): 49549732

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 68437, 136874, 273748, 342185, 684370, 1368740, 2121547, 4243094, 8486188, 10607735, 21215470, 42430940]

約数ペア:

[(1, 42430940), (2, 21215470), (4, 10607735), (5, 8486188), (10, 4243094), (20, 2121547), (31, 1368740), (62, 684370), (124, 342185), (155, 273748), (310, 136874), (620, 68437)]