19103560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{68227}}^1$

素因数の和:68245

約数の個数: 32

約数和(自身を含む): 49124160

約数和(自身を除く): 30020600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 68227, 136454, 272908, 341135, 477589, 545816, 682270, 955178, 1364540, 1910356, 2387945, 2729080, 3820712, 4775890, 9551780, 19103560]

約数ペア:

[(1, 19103560), (2, 9551780), (4, 4775890), (5, 3820712), (7, 2729080), (8, 2387945), (10, 1910356), (14, 1364540), (20, 955178), (28, 682270), (35, 545816), (40, 477589), (56, 341135), (70, 272908), (140, 136454), (280, 68227)]