40274480

素因数分解:

$2^4\times 5^1\times {\mathrm{503431}}^1$

素因数の和:503444

約数の個数: 20

約数和(自身を含む): 93638352

約数和(自身を除く): 53363872

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 503431, 1006862, 2013724, 2517155, 4027448, 5034310, 8054896, 10068620, 20137240, 40274480]

約数ペア:

[(1, 40274480), (2, 20137240), (4, 10068620), (5, 8054896), (8, 5034310), (10, 4027448), (16, 2517155), (20, 2013724), (40, 1006862), (80, 503431)]