51482020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{135479}}^1$

素因数の和:135507

約数の個数: 24

約数和(自身を含む): 113803200

約数和(自身を除く): 62321180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 135479, 270958, 541916, 677395, 1354790, 2574101, 2709580, 5148202, 10296404, 12870505, 25741010, 51482020]

約数ペア:

[(1, 51482020), (2, 25741010), (4, 12870505), (5, 10296404), (10, 5148202), (19, 2709580), (20, 2574101), (38, 1354790), (76, 677395), (95, 541916), (190, 270958), (380, 135479)]