11397260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{81409}}^1$

素因数の和:81425

約数の個数: 24

約数和(自身を含む): 27353760

約数和(自身を除く): 15956500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 81409, 162818, 325636, 407045, 569863, 814090, 1139726, 1628180, 2279452, 2849315, 5698630, 11397260]

約数ペア:

[(1, 11397260), (2, 5698630), (4, 2849315), (5, 2279452), (7, 1628180), (10, 1139726), (14, 814090), (20, 569863), (28, 407045), (35, 325636), (70, 162818), (140, 81409)]