8050040

素因数分解:

$2^3\times 5^1\times {\mathrm{201251}}^1$

素因数の和:201262

約数の個数: 16

約数和(自身を含む): 18112680

約数和(自身を除く): 10062640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 201251, 402502, 805004, 1006255, 1610008, 2012510, 4025020, 8050040]

約数ペア:

[(1, 8050040), (2, 4025020), (4, 2012510), (5, 1610008), (8, 1006255), (10, 805004), (20, 402502), (40, 201251)]