26404240

素因数分解:

$2^4\times 5^1\times {\mathrm{330053}}^1$

素因数の和:330066

約数の個数: 20

約数和(自身を含む): 61390044

約数和(自身を除く): 34985804

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 330053, 660106, 1320212, 1650265, 2640424, 3300530, 5280848, 6601060, 13202120, 26404240]

約数ペア:

[(1, 26404240), (2, 13202120), (4, 6601060), (5, 5280848), (8, 3300530), (10, 2640424), (16, 1650265), (20, 1320212), (40, 660106), (80, 330053)]