28874000

素因数分解:

$2^4\times 5^3\times {\mathrm{14437}}^1$

素因数の和:14460

約数の個数: 40

約数和(自身を含む): 69822168

約数和(自身を除く): 40948168

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 14437, 28874, 57748, 72185, 115496, 144370, 230992, 288740, 360925, 577480, 721850, 1154960, 1443700, 1804625, 2887400, 3609250, 5774800, 7218500, 14437000, 28874000]

約数ペア:

[(1, 28874000), (2, 14437000), (4, 7218500), (5, 5774800), (8, 3609250), (10, 2887400), (16, 1804625), (20, 1443700), (25, 1154960), (40, 721850), (50, 577480), (80, 360925), (100, 288740), (125, 230992), (200, 144370), (250, 115496), (400, 72185), (500, 57748), (1000, 28874), (2000, 14437)]