20172186520

素因数分解:

$2^3\times 5^1\times {\mathrm{881}}^1\times {\mathrm{572423}}^1$

素因数の和:573315

約数の個数: 32

約数和(自身を含む): 45439017120

約数和(自身を除く): 25266830600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 881, 1762, 3524, 4405, 7048, 8810, 17620, 35240, 572423, 1144846, 2289692, 2862115, 4579384, 5724230, 11448460, 22896920, 504304663, 1008609326, 2017218652, 2521523315, 4034437304, 5043046630, 10086093260, 20172186520]

約数ペア:

[(1, 20172186520), (2, 10086093260), (4, 5043046630), (5, 4034437304), (8, 2521523315), (10, 2017218652), (20, 1008609326), (40, 504304663), (881, 22896920), (1762, 11448460), (3524, 5724230), (4405, 4579384), (7048, 2862115), (8810, 2289692), (17620, 1144846), (35240, 572423)]