78832240

素因数分解:

$2^4\times 5^1\times {\mathrm{985403}}^1$

素因数の和:985416

約数の個数: 20

約数和(自身を含む): 183285144

約数和(自身を除く): 104452904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 985403, 1970806, 3941612, 4927015, 7883224, 9854030, 15766448, 19708060, 39416120, 78832240]

約数ペア:

[(1, 78832240), (2, 39416120), (4, 19708060), (5, 15766448), (8, 9854030), (10, 7883224), (16, 4927015), (20, 3941612), (40, 1970806), (80, 985403)]