2689000

素因数分解:

$2^3\times 5^3\times {\mathrm{2689}}^1$

素因数の和:2710

約数の個数: 32

約数和(自身を含む): 6294600

約数和(自身を除く): 3605600

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 1000, 2689, 5378, 10756, 13445, 21512, 26890, 53780, 67225, 107560, 134450, 268900, 336125, 537800, 672250, 1344500, 2689000]

約数ペア:

[(1, 2689000), (2, 1344500), (4, 672250), (5, 537800), (8, 336125), (10, 268900), (20, 134450), (25, 107560), (40, 67225), (50, 53780), (100, 26890), (125, 21512), (200, 13445), (250, 10756), (500, 5378), (1000, 2689)]