20611000

素因数分解:

$2^3\times 5^3\times {\mathrm{20611}}^1$

素因数の和:20632

約数の個数: 32

約数和(自身を含む): 48232080

約数和(自身を除く): 27621080

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 1000, 20611, 41222, 82444, 103055, 164888, 206110, 412220, 515275, 824440, 1030550, 2061100, 2576375, 4122200, 5152750, 10305500, 20611000]

約数ペア:

[(1, 20611000), (2, 10305500), (4, 5152750), (5, 4122200), (8, 2576375), (10, 2061100), (20, 1030550), (25, 824440), (40, 515275), (50, 412220), (100, 206110), (125, 164888), (200, 103055), (250, 82444), (500, 41222), (1000, 20611)]