39664340

素因数分解:

$2^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{10957}}^1$

素因数の和:11147

約数の個数: 24

約数和(自身を含む): 83762952

約数和(自身を除く): 44098612

約数列:

[1, 2, 4, 5, 10, 20, 181, 362, 724, 905, 1810, 3620, 10957, 21914, 43828, 54785, 109570, 219140, 1983217, 3966434, 7932868, 9916085, 19832170, 39664340]

約数ペア:

[(1, 39664340), (2, 19832170), (4, 9916085), (5, 7932868), (10, 3966434), (20, 1983217), (181, 219140), (362, 109570), (724, 54785), (905, 43828), (1810, 21914), (3620, 10957)]