26152220

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{42181}}^1$

素因数の和:42221

約数の個数: 24

約数和(自身を含む): 56692608

約数和(自身を除く): 30540388

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 42181, 84362, 168724, 210905, 421810, 843620, 1307611, 2615222, 5230444, 6538055, 13076110, 26152220]

約数ペア:

[(1, 26152220), (2, 13076110), (4, 6538055), (5, 5230444), (10, 2615222), (20, 1307611), (31, 843620), (62, 421810), (124, 210905), (155, 168724), (310, 84362), (620, 42181)]