804935240

素因数分解:

$2^3\times 5^1\times {\mathrm{20123381}}^1$

素因数の和:20123392

約数の個数: 16

約数和(自身を含む): 1811104380

約数和(自身を除く): 1006169140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 20123381, 40246762, 80493524, 100616905, 160987048, 201233810, 402467620, 804935240]

約数ペア:

[(1, 804935240), (2, 402467620), (4, 201233810), (5, 160987048), (8, 100616905), (10, 80493524), (20, 40246762), (40, 20123381)]