2161000

素因数分解:

$2^3\times 5^3\times {\mathrm{2161}}^1$

素因数の和:2182

約数の個数: 32

約数和(自身を含む): 5059080

約数和(自身を除く): 2898080

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 1000, 2161, 4322, 8644, 10805, 17288, 21610, 43220, 54025, 86440, 108050, 216100, 270125, 432200, 540250, 1080500, 2161000]

約数ペア:

[(1, 2161000), (2, 1080500), (4, 540250), (5, 432200), (8, 270125), (10, 216100), (20, 108050), (25, 86440), (40, 54025), (50, 43220), (100, 21610), (125, 17288), (200, 10805), (250, 8644), (500, 4322), (1000, 2161)]