86425160

素因数分解:

$2^3\times 5^1\times {\mathrm{2160629}}^1$

素因数の和:2160640

約数の個数: 16

約数和(自身を含む): 194456700

約数和(自身を除く): 108031540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2160629, 4321258, 8642516, 10803145, 17285032, 21606290, 43212580, 86425160]

約数ペア:

[(1, 86425160), (2, 43212580), (4, 21606290), (5, 17285032), (8, 10803145), (10, 8642516), (20, 4321258), (40, 2160629)]