1390352

素因数分解:

$2^4\times {\mathrm{113}}^1\times {\mathrm{769}}^1$

素因数の和:890

約数の個数: 20

約数和(自身を含む): 2721180

約数和(自身を除く): 1330828

約数列:

[1, 2, 4, 8, 16, 113, 226, 452, 769, 904, 1538, 1808, 3076, 6152, 12304, 86897, 173794, 347588, 695176, 1390352]

約数ペア:

[(1, 1390352), (2, 695176), (4, 347588), (8, 173794), (16, 86897), (113, 12304), (226, 6152), (452, 3076), (769, 1808), (904, 1538)]