12403340

素因数分解:

$2^2\times 5^1\times {\mathrm{281}}^1\times {\mathrm{2207}}^1$

素因数の和:2497

約数の個数: 24

約数和(自身を含む): 26151552

約数和(自身を除く): 13748212

約数列:

[1, 2, 4, 5, 10, 20, 281, 562, 1124, 1405, 2207, 2810, 4414, 5620, 8828, 11035, 22070, 44140, 620167, 1240334, 2480668, 3100835, 6201670, 12403340]

約数ペア:

[(1, 12403340), (2, 6201670), (4, 3100835), (5, 2480668), (10, 1240334), (20, 620167), (281, 44140), (562, 22070), (1124, 11035), (1405, 8828), (2207, 5620), (2810, 4414)]