27405790

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{144241}}^1$

素因数の和:144267

約数の個数: 16

約数和(自身を含む): 51927120

約数和(自身を除く): 24521330

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 144241, 288482, 721205, 1442410, 2740579, 5481158, 13702895, 27405790]

約数ペア:

[(1, 27405790), (2, 13702895), (5, 5481158), (10, 2740579), (19, 1442410), (38, 721205), (95, 288482), (190, 144241)]