18134120

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^2\times {\mathrm{857}}^1$

素因数の和:914

約数の個数: 48

約数和(自身を含む): 42702660

約数和(自身を除く): 24568540

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 529, 857, 920, 1058, 1714, 2116, 2645, 3428, 4232, 4285, 5290, 6856, 8570, 10580, 17140, 19711, 21160, 34280, 39422, 78844, 98555, 157688, 197110, 394220, 453353, 788440, 906706, 1813412, 2266765, 3626824, 4533530, 9067060, 18134120]

約数ペア:

[(1, 18134120), (2, 9067060), (4, 4533530), (5, 3626824), (8, 2266765), (10, 1813412), (20, 906706), (23, 788440), (40, 453353), (46, 394220), (92, 197110), (115, 157688), (184, 98555), (230, 78844), (460, 39422), (529, 34280), (857, 21160), (920, 19711), (1058, 17140), (1714, 10580), (2116, 8570), (2645, 6856), (3428, 5290), (4232, 4285)]