40400392

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{117443}}^1$

素因数の和:117492

約数の個数: 16

約数和(自身を含む): 77513040

約数和(自身を除く): 37112648

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 117443, 234886, 469772, 939544, 5050049, 10100098, 20200196, 40400392]

約数ペア:

[(1, 40400392), (2, 20200196), (4, 10100098), (8, 5050049), (43, 939544), (86, 469772), (172, 234886), (344, 117443)]