578772080

素因数分解:

$2^4\times 5^1\times {\mathrm{7234651}}^1$

素因数の和:7234664

約数の個数: 20

約数和(自身を含む): 1345645272

約数和(自身を除く): 766873192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 7234651, 14469302, 28938604, 36173255, 57877208, 72346510, 115754416, 144693020, 289386040, 578772080]

約数ペア:

[(1, 578772080), (2, 289386040), (4, 144693020), (5, 115754416), (8, 72346510), (10, 57877208), (16, 36173255), (20, 28938604), (40, 14469302), (80, 7234651)]