12829780

素因数分解:

$2^2\times 5^1\times {\mathrm{419}}^1\times {\mathrm{1531}}^1$

素因数の和:1959

約数の個数: 24

約数和(自身を含む): 27024480

約数和(自身を除く): 14194700

約数列:

[1, 2, 4, 5, 10, 20, 419, 838, 1531, 1676, 2095, 3062, 4190, 6124, 7655, 8380, 15310, 30620, 641489, 1282978, 2565956, 3207445, 6414890, 12829780]

約数ペア:

[(1, 12829780), (2, 6414890), (4, 3207445), (5, 2565956), (10, 1282978), (20, 641489), (419, 30620), (838, 15310), (1531, 8380), (1676, 7655), (2095, 6124), (3062, 4190)]