20347711060

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{893227}}^1$

素因数の和:893320

約数の個数: 48

約数和(自身を含む): 45919065024

約数和(自身を除く): 25571353964

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 67, 68, 85, 134, 170, 268, 335, 340, 670, 1139, 1340, 2278, 4556, 5695, 11390, 22780, 893227, 1786454, 3572908, 4466135, 8932270, 15184859, 17864540, 30369718, 59846209, 60739436, 75924295, 119692418, 151848590, 239384836, 299231045, 303697180, 598462090, 1017385553, 1196924180, 2034771106, 4069542212, 5086927765, 10173855530, 20347711060]

約数ペア:

[(1, 20347711060), (2, 10173855530), (4, 5086927765), (5, 4069542212), (10, 2034771106), (17, 1196924180), (20, 1017385553), (34, 598462090), (67, 303697180), (68, 299231045), (85, 239384836), (134, 151848590), (170, 119692418), (268, 75924295), (335, 60739436), (340, 59846209), (670, 30369718), (1139, 17864540), (1340, 15184859), (2278, 8932270), (4556, 4466135), (5695, 3572908), (11390, 1786454), (22780, 893227)]