12831470

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1187}}^1$

素因数の和:1264

約数の個数: 32

約数和(自身を含む): 24634368

約数和(自身を除く): 11802898

約数列:

[1, 2, 5, 10, 23, 46, 47, 94, 115, 230, 235, 470, 1081, 1187, 2162, 2374, 5405, 5935, 10810, 11870, 27301, 54602, 55789, 111578, 136505, 273010, 278945, 557890, 1283147, 2566294, 6415735, 12831470]

約数ペア:

[(1, 12831470), (2, 6415735), (5, 2566294), (10, 1283147), (23, 557890), (46, 278945), (47, 273010), (94, 136505), (115, 111578), (230, 55789), (235, 54602), (470, 27301), (1081, 11870), (1187, 10810), (2162, 5935), (2374, 5405)]