20205550

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{21269}}^1$

素因数の和:21300

約数の個数: 24

約数和(自身を含む): 39562200

約数和(自身を除く): 19356650

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 190, 475, 950, 21269, 42538, 106345, 212690, 404111, 531725, 808222, 1063450, 2020555, 4041110, 10102775, 20205550]

約数ペア:

[(1, 20205550), (2, 10102775), (5, 4041110), (10, 2020555), (19, 1063450), (25, 808222), (38, 531725), (50, 404111), (95, 212690), (190, 106345), (475, 42538), (950, 21269)]