82028140

素因数分解:

$2^2\times 5^1\times {\mathrm{397}}^1\times {\mathrm{10331}}^1$

素因数の和:10737

約数の個数: 24

約数和(自身を含む): 172709712

約数和(自身を除く): 90681572

約数列:

[1, 2, 4, 5, 10, 20, 397, 794, 1588, 1985, 3970, 7940, 10331, 20662, 41324, 51655, 103310, 206620, 4101407, 8202814, 16405628, 20507035, 41014070, 82028140]

約数ペア:

[(1, 82028140), (2, 41014070), (4, 20507035), (5, 16405628), (10, 8202814), (20, 4101407), (397, 206620), (794, 103310), (1588, 51655), (1985, 41324), (3970, 20662), (7940, 10331)]