17020840

素因数分解:

$2^3\times 5^1\times {\mathrm{425521}}^1$

素因数の和:425532

約数の個数: 16

約数和(自身を含む): 38296980

約数和(自身を除く): 21276140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 425521, 851042, 1702084, 2127605, 3404168, 4255210, 8510420, 17020840]

約数ペア:

[(1, 17020840), (2, 8510420), (4, 4255210), (5, 3404168), (8, 2127605), (10, 1702084), (20, 851042), (40, 425521)]