72986780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{214667}}^1$

素因数の和:214693

約数の個数: 24

約数和(自身を含む): 162289008

約数和(自身を除く): 89302228

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 214667, 429334, 858668, 1073335, 2146670, 3649339, 4293340, 7298678, 14597356, 18246695, 36493390, 72986780]

約数ペア:

[(1, 72986780), (2, 36493390), (4, 18246695), (5, 14597356), (10, 7298678), (17, 4293340), (20, 3649339), (34, 2146670), (68, 1073335), (85, 858668), (170, 429334), (340, 214667)]