30486860

素因数分解:

$2^2\times 5^1\times {\mathrm{409}}^1\times {\mathrm{3727}}^1$

素因数の和:4145

約数の個数: 24

約数和(自身を含む): 64196160

約数和(自身を除く): 33709300

約数列:

[1, 2, 4, 5, 10, 20, 409, 818, 1636, 2045, 3727, 4090, 7454, 8180, 14908, 18635, 37270, 74540, 1524343, 3048686, 6097372, 7621715, 15243430, 30486860]

約数ペア:

[(1, 30486860), (2, 15243430), (4, 7621715), (5, 6097372), (10, 3048686), (20, 1524343), (409, 74540), (818, 37270), (1636, 18635), (2045, 14908), (3727, 8180), (4090, 7454)]