2228500

素因数分解:

$2^2\times 5^3\times {\mathrm{4457}}^1$

素因数の和:4476

約数の個数: 24

約数和(自身を含む): 4868136

約数和(自身を除く): 2639636

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 4457, 8914, 17828, 22285, 44570, 89140, 111425, 222850, 445700, 557125, 1114250, 2228500]

約数ペア:

[(1, 2228500), (2, 1114250), (4, 557125), (5, 445700), (10, 222850), (20, 111425), (25, 89140), (50, 44570), (100, 22285), (125, 17828), (250, 8914), (500, 4457)]