315995620

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{686947}}^1$

素因数の和:686979

約数の個数: 24

約数和(自身を含む): 692443584

約数和(自身を除く): 376447964

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 686947, 1373894, 2747788, 3434735, 6869470, 13738940, 15799781, 31599562, 63199124, 78998905, 157997810, 315995620]

約数ペア:

[(1, 315995620), (2, 157997810), (4, 78998905), (5, 63199124), (10, 31599562), (20, 15799781), (23, 13738940), (46, 6869470), (92, 3434735), (115, 2747788), (230, 1373894), (460, 686947)]