8540240

素因数分解:

$2^4\times 5^1\times {\mathrm{106753}}^1$

素因数の和:106766

約数の個数: 20

約数和(自身を含む): 19856244

約数和(自身を除く): 11316004

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 106753, 213506, 427012, 533765, 854024, 1067530, 1708048, 2135060, 4270120, 8540240]

約数ペア:

[(1, 8540240), (2, 4270120), (4, 2135060), (5, 1708048), (8, 1067530), (10, 854024), (16, 533765), (20, 427012), (40, 213506), (80, 106753)]