2020149145

素因数分解:

$5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1\times {\mathrm{3583}}^1$

素因数の和:3865

約数の個数: 32

約数和(自身を含む): 2817884160

約数和(自身を除く): 797735015

約数列:

[1, 5, 7, 35, 89, 181, 445, 623, 905, 1267, 3115, 3583, 6335, 16109, 17915, 25081, 80545, 112763, 125405, 318887, 563815, 648523, 1594435, 2232209, 3242615, 4539661, 11161045, 22698305, 57718547, 288592735, 404029829, 2020149145]

約数ペア:

[(1, 2020149145), (5, 404029829), (7, 288592735), (35, 57718547), (89, 22698305), (181, 11161045), (445, 4539661), (623, 3242615), (905, 2232209), (1267, 1594435), (3115, 648523), (3583, 563815), (6335, 318887), (16109, 125405), (17915, 112763), (25081, 80545)]