28350730

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{2111}}^1$

素因数の和:2214

約数の個数: 32

約数和(自身を含む): 54743040

約数和(自身を除く): 26392310

約数列:

[1, 2, 5, 10, 17, 34, 79, 85, 158, 170, 395, 790, 1343, 2111, 2686, 4222, 6715, 10555, 13430, 21110, 35887, 71774, 166769, 179435, 333538, 358870, 833845, 1667690, 2835073, 5670146, 14175365, 28350730]

約数ペア:

[(1, 28350730), (2, 14175365), (5, 5670146), (10, 2835073), (17, 1667690), (34, 833845), (79, 358870), (85, 333538), (158, 179435), (170, 166769), (395, 71774), (790, 35887), (1343, 21110), (2111, 13430), (2686, 10555), (4222, 6715)]