15682220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41269}}^1$

素因数の和:41297

約数の個数: 24

約数和(自身を含む): 34666800

約数和(自身を除く): 18984580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 41269, 82538, 165076, 206345, 412690, 784111, 825380, 1568222, 3136444, 3920555, 7841110, 15682220]

約数ペア:

[(1, 15682220), (2, 7841110), (4, 3920555), (5, 3136444), (10, 1568222), (19, 825380), (20, 784111), (38, 412690), (76, 206345), (95, 165076), (190, 82538), (380, 41269)]