105111920

素因数分解:

$2^4\times 5^1\times {\mathrm{1313899}}^1$

素因数の和:1313912

約数の個数: 20

約数和(自身を含む): 244385400

約数和(自身を除く): 139273480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1313899, 2627798, 5255596, 6569495, 10511192, 13138990, 21022384, 26277980, 52555960, 105111920]

約数ペア:

[(1, 105111920), (2, 52555960), (4, 26277980), (5, 21022384), (8, 13138990), (10, 10511192), (16, 6569495), (20, 5255596), (40, 2627798), (80, 1313899)]