20352620

素因数分解:

$2^2\times 5^1\times {\mathrm{383}}^1\times {\mathrm{2657}}^1$

素因数の和:3049

約数の個数: 24

約数和(自身を含む): 42868224

約数和(自身を除く): 22515604

約数列:

[1, 2, 4, 5, 10, 20, 383, 766, 1532, 1915, 2657, 3830, 5314, 7660, 10628, 13285, 26570, 53140, 1017631, 2035262, 4070524, 5088155, 10176310, 20352620]

約数ペア:

[(1, 20352620), (2, 10176310), (4, 5088155), (5, 4070524), (10, 2035262), (20, 1017631), (383, 53140), (766, 26570), (1532, 13285), (1915, 10628), (2657, 7660), (3830, 5314)]