20171095

素因数分解:

$5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{167}}^1$

素因数の和:232

約数の個数: 48

約数和(自身を含む): 31026240

約数和(自身を除く): 10855145

約数列:

[1, 5, 7, 17, 29, 35, 49, 85, 119, 145, 167, 203, 245, 493, 595, 833, 835, 1015, 1169, 1421, 2465, 2839, 3451, 4165, 4843, 5845, 7105, 8183, 14195, 17255, 19873, 24157, 24215, 33901, 40915, 82331, 99365, 120785, 139111, 169505, 237307, 411655, 576317, 695555, 1186535, 2881585, 4034219, 20171095]

約数ペア:

[(1, 20171095), (5, 4034219), (7, 2881585), (17, 1186535), (29, 695555), (35, 576317), (49, 411655), (85, 237307), (119, 169505), (145, 139111), (167, 120785), (203, 99365), (245, 82331), (493, 40915), (595, 33901), (833, 24215), (835, 24157), (1015, 19873), (1169, 17255), (1421, 14195), (2465, 8183), (2839, 7105), (3451, 5845), (4165, 4843)]