8222000

素因数分解:

$2^4\times 5^3\times {\mathrm{4111}}^1$

素因数の和:4134

約数の個数: 40

約数和(自身を含む): 19885632

約数和(自身を除く): 11663632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 4111, 8222, 16444, 20555, 32888, 41110, 65776, 82220, 102775, 164440, 205550, 328880, 411100, 513875, 822200, 1027750, 1644400, 2055500, 4111000, 8222000]

約数ペア:

[(1, 8222000), (2, 4111000), (4, 2055500), (5, 1644400), (8, 1027750), (10, 822200), (16, 513875), (20, 411100), (25, 328880), (40, 205550), (50, 164440), (80, 102775), (100, 82220), (125, 65776), (200, 41110), (250, 32888), (400, 20555), (500, 16444), (1000, 8222), (2000, 4111)]