310431567280

素因数分解:

$2^4\times 5^1\times {\mathrm{3880394591}}^1$

素因数の和:3880394604

約数の個数: 20

約数和(自身を含む): 721753394112

約数和(自身を除く): 411321826832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3880394591, 7760789182, 15521578364, 19401972955, 31043156728, 38803945910, 62086313456, 77607891820, 155215783640, 310431567280]

約数ペア:

[(1, 310431567280), (2, 155215783640), (4, 77607891820), (5, 62086313456), (8, 38803945910), (10, 31043156728), (16, 19401972955), (20, 15521578364), (40, 7760789182), (80, 3880394591)]