1128440360

素因数分解:

$2^3\times 5^1\times {\mathrm{28211009}}^1$

素因数の和:28211020

約数の個数: 16

約数和(自身を含む): 2538990900

約数和(自身を除く): 1410550540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 28211009, 56422018, 112844036, 141055045, 225688072, 282110090, 564220180, 1128440360]

約数ペア:

[(1, 1128440360), (2, 564220180), (4, 282110090), (5, 225688072), (8, 141055045), (10, 112844036), (20, 56422018), (40, 28211009)]