57020840

素因数分解:

$2^3\times 5^1\times {\mathrm{1425521}}^1$

素因数の和:1425532

約数の個数: 16

約数和(自身を含む): 128296980

約数和(自身を除く): 71276140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1425521, 2851042, 5702084, 7127605, 11404168, 14255210, 28510420, 57020840]

約数ペア:

[(1, 57020840), (2, 28510420), (4, 14255210), (5, 11404168), (8, 7127605), (10, 5702084), (20, 2851042), (40, 1425521)]