56606920

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{32911}}^1$

素因数の和:32965

約数の個数: 32

約数和(自身を含む): 130331520

約数和(自身を除く): 73724600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 32911, 65822, 131644, 164555, 263288, 329110, 658220, 1316440, 1415173, 2830346, 5660692, 7075865, 11321384, 14151730, 28303460, 56606920]

約数ペア:

[(1, 56606920), (2, 28303460), (4, 14151730), (5, 11321384), (8, 7075865), (10, 5660692), (20, 2830346), (40, 1415173), (43, 1316440), (86, 658220), (172, 329110), (215, 263288), (344, 164555), (430, 131644), (860, 65822), (1720, 32911)]