9491780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{27917}}^1$

素因数の和:27943

約数の個数: 24

約数和(自身を含む): 21106008

約数和(自身を除く): 11614228

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 27917, 55834, 111668, 139585, 279170, 474589, 558340, 949178, 1898356, 2372945, 4745890, 9491780]

約数ペア:

[(1, 9491780), (2, 4745890), (4, 2372945), (5, 1898356), (10, 949178), (17, 558340), (20, 474589), (34, 279170), (68, 139585), (85, 111668), (170, 55834), (340, 27917)]