1497381520

素因数分解:

$2^4\times 5^1\times {\mathrm{18717269}}^1$

素因数の和:18717282

約数の個数: 20

約数和(自身を含む): 3481412220

約数和(自身を除く): 1984030700

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 18717269, 37434538, 74869076, 93586345, 149738152, 187172690, 299476304, 374345380, 748690760, 1497381520]

約数ペア:

[(1, 1497381520), (2, 748690760), (4, 374345380), (5, 299476304), (8, 187172690), (10, 149738152), (16, 93586345), (20, 74869076), (40, 37434538), (80, 18717269)]