56463640

素因数分解:

$2^3\times 5^1\times {\mathrm{1009}}^1\times {\mathrm{1399}}^1$

素因数の和:2419

約数の個数: 32

約数和(自身を含む): 127260000

約数和(自身を除く): 70796360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1009, 1399, 2018, 2798, 4036, 5045, 5596, 6995, 8072, 10090, 11192, 13990, 20180, 27980, 40360, 55960, 1411591, 2823182, 5646364, 7057955, 11292728, 14115910, 28231820, 56463640]

約数ペア:

[(1, 56463640), (2, 28231820), (4, 14115910), (5, 11292728), (8, 7057955), (10, 5646364), (20, 2823182), (40, 1411591), (1009, 55960), (1399, 40360), (2018, 27980), (2798, 20180), (4036, 13990), (5045, 11192), (5596, 10090), (6995, 8072)]