12809360

素因数分解:

$2^4\times 5^1\times {\mathrm{160117}}^1$

素因数の和:160130

約数の個数: 20

約数和(自身を含む): 29781948

約数和(自身を除く): 16972588

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 160117, 320234, 640468, 800585, 1280936, 1601170, 2561872, 3202340, 6404680, 12809360]

約数ペア:

[(1, 12809360), (2, 6404680), (4, 3202340), (5, 2561872), (8, 1601170), (10, 1280936), (16, 800585), (20, 640468), (40, 320234), (80, 160117)]