2510020

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{3061}}^1$

素因数の和:3111

約数の個数: 24

約数和(自身を含む): 5401368

約数和(自身を除く): 2891348

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 3061, 6122, 12244, 15305, 30610, 61220, 125501, 251002, 502004, 627505, 1255010, 2510020]

約数ペア:

[(1, 2510020), (2, 1255010), (4, 627505), (5, 502004), (10, 251002), (20, 125501), (41, 61220), (82, 30610), (164, 15305), (205, 12244), (410, 6122), (820, 3061)]