3953260

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{1259}}^1$

素因数の和:1425

約数の個数: 24

約数和(自身を含む): 8361360

約数和(自身を除く): 4408100

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 785, 1259, 1570, 2518, 3140, 5036, 6295, 12590, 25180, 197663, 395326, 790652, 988315, 1976630, 3953260]

約数ペア:

[(1, 3953260), (2, 1976630), (4, 988315), (5, 790652), (10, 395326), (20, 197663), (157, 25180), (314, 12590), (628, 6295), (785, 5036), (1259, 3140), (1570, 2518)]