25728420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{428807}}^1$

素因数の和:428819

約数の個数: 24

約数和(自身を含む): 72039744

約数和(自身を除く): 46311324

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 428807, 857614, 1286421, 1715228, 2144035, 2572842, 4288070, 5145684, 6432105, 8576140, 12864210, 25728420]

約数ペア:

[(1, 25728420), (2, 12864210), (3, 8576140), (4, 6432105), (5, 5145684), (6, 4288070), (10, 2572842), (12, 2144035), (15, 1715228), (20, 1286421), (30, 857614), (60, 428807)]