2102000

素因数分解:

$2^4\times 5^3\times {\mathrm{1051}}^1$

素因数の和:1074

約数の個数: 40

約数和(自身を含む): 5087472

約数和(自身を除く): 2985472

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 1051, 2000, 2102, 4204, 5255, 8408, 10510, 16816, 21020, 26275, 42040, 52550, 84080, 105100, 131375, 210200, 262750, 420400, 525500, 1051000, 2102000]

約数ペア:

[(1, 2102000), (2, 1051000), (4, 525500), (5, 420400), (8, 262750), (10, 210200), (16, 131375), (20, 105100), (25, 84080), (40, 52550), (50, 42040), (80, 26275), (100, 21020), (125, 16816), (200, 10510), (250, 8408), (400, 5255), (500, 4204), (1000, 2102), (1051, 2000)]