390391010

素因数分解:

$2^1\times 5^1\times {\mathrm{541}}^1\times {\mathrm{72161}}^1$

素因数の和:72709

約数の個数: 16

約数和(自身を含む): 704012472

約数和(自身を除く): 313621462

約数列:

[1, 2, 5, 10, 541, 1082, 2705, 5410, 72161, 144322, 360805, 721610, 39039101, 78078202, 195195505, 390391010]

約数ペア:

[(1, 390391010), (2, 195195505), (5, 78078202), (10, 39039101), (541, 721610), (1082, 360805), (2705, 144322), (5410, 72161)]