28060805

素因数分解:

$5^1\times {\mathrm{23}}^2\times {\mathrm{103}}^2$

素因数の和:257

約数の個数: 18

約数和(自身を含む): 35545734

約数和(自身を除く): 7484929

約数列:

[1, 5, 23, 103, 115, 515, 529, 2369, 2645, 10609, 11845, 53045, 54487, 244007, 272435, 1220035, 5612161, 28060805]

約数ペア:

[(1, 28060805), (5, 5612161), (23, 1220035), (103, 272435), (115, 244007), (515, 54487), (529, 53045), (2369, 11845), (2645, 10609)]