2139080

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{1009}}^1$

素因数の和:1073

約数の個数: 32

約数和(自身を含む): 4908600

約数和(自身を除く): 2769520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1009, 1060, 2018, 2120, 4036, 5045, 8072, 10090, 20180, 40360, 53477, 106954, 213908, 267385, 427816, 534770, 1069540, 2139080]

約数ペア:

[(1, 2139080), (2, 1069540), (4, 534770), (5, 427816), (8, 267385), (10, 213908), (20, 106954), (40, 53477), (53, 40360), (106, 20180), (212, 10090), (265, 8072), (424, 5045), (530, 4036), (1009, 2120), (1060, 2018)]