2999000

素因数分解:

$2^3\times 5^3\times {\mathrm{2999}}^1$

素因数の和:3020

約数の個数: 32

約数和(自身を含む): 7020000

約数和(自身を除く): 4021000

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 1000, 2999, 5998, 11996, 14995, 23992, 29990, 59980, 74975, 119960, 149950, 299900, 374875, 599800, 749750, 1499500, 2999000]

約数ペア:

[(1, 2999000), (2, 1499500), (4, 749750), (5, 599800), (8, 374875), (10, 299900), (20, 149950), (25, 119960), (40, 74975), (50, 59980), (100, 29990), (125, 23992), (200, 14995), (250, 11996), (500, 5998), (1000, 2999)]