2005382800

素因数分解:

$2^4\times 5^2\times {\mathrm{5013457}}^1$

素因数の和:5013475

約数の個数: 30

約数和(自身を含む): 4817933138

約数和(自身を除く): 2812550338

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 5013457, 10026914, 20053828, 25067285, 40107656, 50134570, 80215312, 100269140, 125336425, 200538280, 250672850, 401076560, 501345700, 1002691400, 2005382800]

約数ペア:

[(1, 2005382800), (2, 1002691400), (4, 501345700), (5, 401076560), (8, 250672850), (10, 200538280), (16, 125336425), (20, 100269140), (25, 80215312), (40, 50134570), (50, 40107656), (80, 25067285), (100, 20053828), (200, 10026914), (400, 5013457)]