28604080

素因数分解:

$2^4\times 5^1\times {\mathrm{357551}}^1$

素因数の和:357564

約数の個数: 20

約数和(自身を含む): 66504672

約数和(自身を除く): 37900592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 357551, 715102, 1430204, 1787755, 2860408, 3575510, 5720816, 7151020, 14302040, 28604080]

約数ペア:

[(1, 28604080), (2, 14302040), (4, 7151020), (5, 5720816), (8, 3575510), (10, 2860408), (16, 1787755), (20, 1430204), (40, 715102), (80, 357551)]