20011670

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{1087}}^1$

素因数の和:1364

約数の個数: 32

約数和(自身を含む): 41361408

約数和(自身を除く): 21349738

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 263, 526, 1087, 1315, 1841, 2174, 2630, 3682, 5435, 7609, 9205, 10870, 15218, 18410, 38045, 76090, 285881, 571762, 1429405, 2001167, 2858810, 4002334, 10005835, 20011670]

約数ペア:

[(1, 20011670), (2, 10005835), (5, 4002334), (7, 2858810), (10, 2001167), (14, 1429405), (35, 571762), (70, 285881), (263, 76090), (526, 38045), (1087, 18410), (1315, 15218), (1841, 10870), (2174, 9205), (2630, 7609), (3682, 5435)]