66790040

素因数分解:

$2^3\times 5^1\times {\mathrm{1669751}}^1$

素因数の和:1669762

約数の個数: 16

約数和(自身を含む): 150277680

約数和(自身を除く): 83487640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1669751, 3339502, 6679004, 8348755, 13358008, 16697510, 33395020, 66790040]

約数ペア:

[(1, 66790040), (2, 33395020), (4, 16697510), (5, 13358008), (8, 8348755), (10, 6679004), (20, 3339502), (40, 1669751)]