86187740

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{105107}}^1$

素因数の和:105157

約数の個数: 24

約数和(自身を含む): 185410512

約数和(自身を除く): 99222772

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 105107, 210214, 420428, 525535, 1051070, 2102140, 4309387, 8618774, 17237548, 21546935, 43093870, 86187740]

約数ペア:

[(1, 86187740), (2, 43093870), (4, 21546935), (5, 17237548), (10, 8618774), (20, 4309387), (41, 2102140), (82, 1051070), (164, 525535), (205, 420428), (410, 210214), (820, 105107)]