1660827020

素因数分解:

$2^2\times 5^1\times {\mathrm{307}}^1\times {\mathrm{270493}}^1$

素因数の和:270809

約数の個数: 24

約数和(自身を含む): 3499110384

約数和(自身を除く): 1838283364

約数列:

[1, 2, 4, 5, 10, 20, 307, 614, 1228, 1535, 3070, 6140, 270493, 540986, 1081972, 1352465, 2704930, 5409860, 83041351, 166082702, 332165404, 415206755, 830413510, 1660827020]

約数ペア:

[(1, 1660827020), (2, 830413510), (4, 415206755), (5, 332165404), (10, 166082702), (20, 83041351), (307, 5409860), (614, 2704930), (1228, 1352465), (1535, 1081972), (3070, 540986), (6140, 270493)]