4999750

素因数分解:

$2^1\times 5^3\times 7^1\times {\mathrm{2857}}^1$

素因数の和:2881

約数の個数: 32

約数和(自身を含む): 10700352

約数和(自身を除く): 5700602

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 125, 175, 250, 350, 875, 1750, 2857, 5714, 14285, 19999, 28570, 39998, 71425, 99995, 142850, 199990, 357125, 499975, 714250, 999950, 2499875, 4999750]

約数ペア:

[(1, 4999750), (2, 2499875), (5, 999950), (7, 714250), (10, 499975), (14, 357125), (25, 199990), (35, 142850), (50, 99995), (70, 71425), (125, 39998), (175, 28570), (250, 19999), (350, 14285), (875, 5714), (1750, 2857)]