30942160

素因数分解:

$2^4\times 5^1\times {\mathrm{386777}}^1$

素因数の和:386790

約数の個数: 20

約数和(自身を含む): 71940708

約数和(自身を除く): 40998548

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 386777, 773554, 1547108, 1933885, 3094216, 3867770, 6188432, 7735540, 15471080, 30942160]

約数ペア:

[(1, 30942160), (2, 15471080), (4, 7735540), (5, 6188432), (8, 3867770), (10, 3094216), (16, 1933885), (20, 1547108), (40, 773554), (80, 386777)]