4991380

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{2423}}^1$

素因数の和:2535

約数の個数: 24

約数和(自身を含む): 10588032

約数和(自身を除く): 5596652

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 2060, 2423, 4846, 9692, 12115, 24230, 48460, 249569, 499138, 998276, 1247845, 2495690, 4991380]

約数ペア:

[(1, 4991380), (2, 2495690), (4, 1247845), (5, 998276), (10, 499138), (20, 249569), (103, 48460), (206, 24230), (412, 12115), (515, 9692), (1030, 4846), (2060, 2423)]