142062020

素因数分解:

$2^2\times 5^1\times {\mathrm{7103101}}^1$

素因数の和:7103110

約数の個数: 12

約数和(自身を含む): 298330284

約数和(自身を除く): 156268264

約数列:

[1, 2, 4, 5, 10, 20, 7103101, 14206202, 28412404, 35515505, 71031010, 142062020]

約数ペア:

[(1, 142062020), (2, 71031010), (4, 35515505), (5, 28412404), (10, 14206202), (20, 7103101)]