20161082020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53055479}}^1$

素因数の和:53055507

約数の個数: 24

約数和(自身を含む): 44566603200

約数和(自身を除く): 24405521180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 53055479, 106110958, 212221916, 265277395, 530554790, 1008054101, 1061109580, 2016108202, 4032216404, 5040270505, 10080541010, 20161082020]

約数ペア:

[(1, 20161082020), (2, 10080541010), (4, 5040270505), (5, 4032216404), (10, 2016108202), (19, 1061109580), (20, 1008054101), (38, 530554790), (76, 265277395), (95, 212221916), (190, 106110958), (380, 53055479)]