20777880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{173149}}^1$

素因数の和:173163

約数の個数: 32

約数和(自身を含む): 62334000

約数和(自身を除く): 41556120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 173149, 346298, 519447, 692596, 865745, 1038894, 1385192, 1731490, 2077788, 2597235, 3462980, 4155576, 5194470, 6925960, 10388940, 20777880]

約数ペア:

[(1, 20777880), (2, 10388940), (3, 6925960), (4, 5194470), (5, 4155576), (6, 3462980), (8, 2597235), (10, 2077788), (12, 1731490), (15, 1385192), (20, 1038894), (24, 865745), (30, 692596), (40, 519447), (60, 346298), (120, 173149)]