79122740

素因数分解:

$2^2\times 5^1\times {\mathrm{421}}^1\times {\mathrm{9397}}^1$

素因数の和:9827

約数の個数: 24

約数和(自身を含む): 166570152

約数和(自身を除く): 87447412

約数列:

[1, 2, 4, 5, 10, 20, 421, 842, 1684, 2105, 4210, 8420, 9397, 18794, 37588, 46985, 93970, 187940, 3956137, 7912274, 15824548, 19780685, 39561370, 79122740]

約数ペア:

[(1, 79122740), (2, 39561370), (4, 19780685), (5, 15824548), (10, 7912274), (20, 3956137), (421, 187940), (842, 93970), (1684, 46985), (2105, 37588), (4210, 18794), (8420, 9397)]