138025690

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{66041}}^1$

素因数の和:66078

約数の個数: 32

約数和(自身を含む): 285301440

約数和(自身を除く): 147275750

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 1045, 2090, 66041, 132082, 330205, 660410, 726451, 1254779, 1452902, 2509558, 3632255, 6273895, 7264510, 12547790, 13802569, 27605138, 69012845, 138025690]

約数ペア:

[(1, 138025690), (2, 69012845), (5, 27605138), (10, 13802569), (11, 12547790), (19, 7264510), (22, 6273895), (38, 3632255), (55, 2509558), (95, 1452902), (110, 1254779), (190, 726451), (209, 660410), (418, 330205), (1045, 132082), (2090, 66041)]