1330508020

素因数分解:

$2^2\times 5^1\times {\mathrm{66525401}}^1$

素因数の和:66525410

約数の個数: 12

約数和(自身を含む): 2794066884

約数和(自身を除く): 1463558864

約数列:

[1, 2, 4, 5, 10, 20, 66525401, 133050802, 266101604, 332627005, 665254010, 1330508020]

約数ペア:

[(1, 1330508020), (2, 665254010), (4, 332627005), (5, 266101604), (10, 133050802), (20, 66525401)]