86542160

素因数分解:

$2^4\times 5^1\times {\mathrm{1081777}}^1$

素因数の和:1081790

約数の個数: 20

約数和(自身を含む): 201210708

約数和(自身を除く): 114668548

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1081777, 2163554, 4327108, 5408885, 8654216, 10817770, 17308432, 21635540, 43271080, 86542160]

約数ペア:

[(1, 86542160), (2, 43271080), (4, 21635540), (5, 17308432), (8, 10817770), (10, 8654216), (16, 5408885), (20, 4327108), (40, 2163554), (80, 1081777)]