213599140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{562103}}^1$

素因数の和:562131

約数の個数: 24

約数和(自身を含む): 472167360

約数和(自身を除く): 258568220

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 562103, 1124206, 2248412, 2810515, 5621030, 10679957, 11242060, 21359914, 42719828, 53399785, 106799570, 213599140]

約数ペア:

[(1, 213599140), (2, 106799570), (4, 53399785), (5, 42719828), (10, 21359914), (19, 11242060), (20, 10679957), (38, 5621030), (76, 2810515), (95, 2248412), (190, 1124206), (380, 562103)]