19592020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{139943}}^1$

素因数の和:139959

約数の個数: 24

約数和(自身を含む): 47021184

約数和(自身を除く): 27429164

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 139943, 279886, 559772, 699715, 979601, 1399430, 1959202, 2798860, 3918404, 4898005, 9796010, 19592020]

約数ペア:

[(1, 19592020), (2, 9796010), (4, 4898005), (5, 3918404), (7, 2798860), (10, 1959202), (14, 1399430), (20, 979601), (28, 699715), (35, 559772), (70, 279886), (140, 139943)]