28436440

素因数分解:

$2^3\times 5^1\times {\mathrm{710911}}^1$

素因数の和:710922

約数の個数: 16

約数和(自身を含む): 63982080

約数和(自身を除く): 35545640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 710911, 1421822, 2843644, 3554555, 5687288, 7109110, 14218220, 28436440]

約数ペア:

[(1, 28436440), (2, 14218220), (4, 7109110), (5, 5687288), (8, 3554555), (10, 2843644), (20, 1421822), (40, 710911)]