286415240

素因数分解:

$2^3\times 5^1\times {\mathrm{7160381}}^1$

素因数の和:7160392

約数の個数: 16

約数和(自身を含む): 644434380

約数和(自身を除く): 358019140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 7160381, 14320762, 28641524, 35801905, 57283048, 71603810, 143207620, 286415240]

約数ペア:

[(1, 286415240), (2, 143207620), (4, 71603810), (5, 57283048), (8, 35801905), (10, 28641524), (20, 14320762), (40, 7160381)]