8210920

素因数分解:

$2^3\times 5^1\times {\mathrm{233}}^1\times {\mathrm{881}}^1$

素因数の和:1125

約数の個数: 32

約数和(自身を含む): 18574920

約数和(自身を除く): 10364000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 233, 466, 881, 932, 1165, 1762, 1864, 2330, 3524, 4405, 4660, 7048, 8810, 9320, 17620, 35240, 205273, 410546, 821092, 1026365, 1642184, 2052730, 4105460, 8210920]

約数ペア:

[(1, 8210920), (2, 4105460), (4, 2052730), (5, 1642184), (8, 1026365), (10, 821092), (20, 410546), (40, 205273), (233, 35240), (466, 17620), (881, 9320), (932, 8810), (1165, 7048), (1762, 4660), (1864, 4405), (2330, 3524)]