55780405

素因数分解:

$5^1\times {\mathrm{23}}^2\times {\mathrm{21089}}^1$

素因数の和:21140

約数の個数: 12

約数和(自身を含む): 69976620

約数和(自身を除く): 14196215

約数列:

[1, 5, 23, 115, 529, 2645, 21089, 105445, 485047, 2425235, 11156081, 55780405]

約数ペア:

[(1, 55780405), (5, 11156081), (23, 2425235), (115, 485047), (529, 105445), (2645, 21089)]