1779340

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2069}}^1$

素因数の和:2121

約数の個数: 24

約数和(自身を含む): 3825360

約数和(自身を除く): 2046020

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 2069, 4138, 8276, 10345, 20690, 41380, 88967, 177934, 355868, 444835, 889670, 1779340]

約数ペア:

[(1, 1779340), (2, 889670), (4, 444835), (5, 355868), (10, 177934), (20, 88967), (43, 41380), (86, 20690), (172, 10345), (215, 8276), (430, 4138), (860, 2069)]