42541390

素因数分解:

$2^1\times 5^1\times {\mathrm{4254139}}^1$

素因数の和:4254146

約数の個数: 8

約数和(自身を含む): 76574520

約数和(自身を除く): 34033130

約数列:

[1, 2, 5, 10, 4254139, 8508278, 21270695, 42541390]

約数ペア:

[(1, 42541390), (2, 21270695), (5, 8508278), (10, 4254139)]