6396440

素因数分解:

$2^3\times 5^1\times {\mathrm{159911}}^1$

素因数の和:159922

約数の個数: 16

約数和(自身を含む): 14392080

約数和(自身を除く): 7995640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 159911, 319822, 639644, 799555, 1279288, 1599110, 3198220, 6396440]

約数ペア:

[(1, 6396440), (2, 3198220), (4, 1599110), (5, 1279288), (8, 799555), (10, 639644), (20, 319822), (40, 159911)]