30578420

素因数分解:

$2^2\times 5^1\times {\mathrm{281}}^1\times {\mathrm{5441}}^1$

素因数の和:5731

約数の個数: 24

約数和(自身を含む): 64455048

約数和(自身を除く): 33876628

約数列:

[1, 2, 4, 5, 10, 20, 281, 562, 1124, 1405, 2810, 5441, 5620, 10882, 21764, 27205, 54410, 108820, 1528921, 3057842, 6115684, 7644605, 15289210, 30578420]

約数ペア:

[(1, 30578420), (2, 15289210), (4, 7644605), (5, 6115684), (10, 3057842), (20, 1528921), (281, 108820), (562, 54410), (1124, 27205), (1405, 21764), (2810, 10882), (5441, 5620)]