8026002020

素因数分解:

$2^2\times 5^1\times {\mathrm{19717}}^1\times {\mathrm{20353}}^1$

素因数の和:40079

約数の個数: 24

約数和(自身を含む): 16856287224

約数和(自身を除く): 8830285204

約数列:

[1, 2, 4, 5, 10, 20, 19717, 20353, 39434, 40706, 78868, 81412, 98585, 101765, 197170, 203530, 394340, 407060, 401300101, 802600202, 1605200404, 2006500505, 4013001010, 8026002020]

約数ペア:

[(1, 8026002020), (2, 4013001010), (4, 2006500505), (5, 1605200404), (10, 802600202), (20, 401300101), (19717, 407060), (20353, 394340), (39434, 203530), (40706, 197170), (78868, 101765), (81412, 98585)]