12831660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71287}}^1$

素因数の和:71302

約数の個数: 36

約数和(自身を含む): 38923248

約数和(自身を除く): 26091588

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 71287, 142574, 213861, 285148, 356435, 427722, 641583, 712870, 855444, 1069305, 1283166, 1425740, 2138610, 2566332, 3207915, 4277220, 6415830, 12831660]

約数ペア:

[(1, 12831660), (2, 6415830), (3, 4277220), (4, 3207915), (5, 2566332), (6, 2138610), (9, 1425740), (10, 1283166), (12, 1069305), (15, 855444), (18, 712870), (20, 641583), (30, 427722), (36, 356435), (45, 285148), (60, 213861), (90, 142574), (180, 71287)]