39030820

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{18947}}^1$

素因数の和:19059

約数の個数: 24

約数和(自身を含む): 82764864

約数和(自身を除く): 43734044

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 2060, 18947, 37894, 75788, 94735, 189470, 378940, 1951541, 3903082, 7806164, 9757705, 19515410, 39030820]

約数ペア:

[(1, 39030820), (2, 19515410), (4, 9757705), (5, 7806164), (10, 3903082), (20, 1951541), (103, 378940), (206, 189470), (412, 94735), (515, 75788), (1030, 37894), (2060, 18947)]