168281260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1202009}}^1$

素因数の和:1202025

約数の個数: 24

約数和(自身を含む): 403875360

約数和(自身を除く): 235594100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1202009, 2404018, 4808036, 6010045, 8414063, 12020090, 16828126, 24040180, 33656252, 42070315, 84140630, 168281260]

約数ペア:

[(1, 168281260), (2, 84140630), (4, 42070315), (5, 33656252), (7, 24040180), (10, 16828126), (14, 12020090), (20, 8414063), (28, 6010045), (35, 4808036), (70, 2404018), (140, 1202009)]