1330438040

素因数分解:

$2^3\times 5^1\times {\mathrm{33260951}}^1$

素因数の和:33260962

約数の個数: 16

約数和(自身を含む): 2993485680

約数和(自身を除く): 1663047640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 33260951, 66521902, 133043804, 166304755, 266087608, 332609510, 665219020, 1330438040]

約数ペア:

[(1, 1330438040), (2, 665219020), (4, 332609510), (5, 266087608), (8, 166304755), (10, 133043804), (20, 66521902), (40, 33260951)]