28808620

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{8837}}^1$

素因数の和:9009

約数の個数: 24

約数和(自身を含む): 60876144

約数和(自身を除く): 32067524

約数列:

[1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1630, 3260, 8837, 17674, 35348, 44185, 88370, 176740, 1440431, 2880862, 5761724, 7202155, 14404310, 28808620]

約数ペア:

[(1, 28808620), (2, 14404310), (4, 7202155), (5, 5761724), (10, 2880862), (20, 1440431), (163, 176740), (326, 88370), (652, 44185), (815, 35348), (1630, 17674), (3260, 8837)]