56872880

素因数分解:

$2^4\times 5^1\times {\mathrm{710911}}^1$

素因数の和:710924

約数の個数: 20

約数和(自身を含む): 132229632

約数和(自身を除く): 75356752

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 710911, 1421822, 2843644, 3554555, 5687288, 7109110, 11374576, 14218220, 28436440, 56872880]

約数ペア:

[(1, 56872880), (2, 28436440), (4, 14218220), (5, 11374576), (8, 7109110), (10, 5687288), (16, 3554555), (20, 2843644), (40, 1421822), (80, 710911)]