208026440

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{273719}}^1$

素因数の和:273749

約数の個数: 32

約数和(自身を含む): 492696000

約数和(自身を除く): 284669560

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 273719, 547438, 1094876, 1368595, 2189752, 2737190, 5200661, 5474380, 10401322, 10948760, 20802644, 26003305, 41605288, 52006610, 104013220, 208026440]

約数ペア:

[(1, 208026440), (2, 104013220), (4, 52006610), (5, 41605288), (8, 26003305), (10, 20802644), (19, 10948760), (20, 10401322), (38, 5474380), (40, 5200661), (76, 2737190), (95, 2189752), (152, 1368595), (190, 1094876), (380, 547438), (760, 273719)]