10240265

素因数分解:

$5^1\times 7^4\times {\mathrm{853}}^1$

素因数の和:886

約数の個数: 20

約数和(自身を含む): 14352324

約数和(自身を除く): 4112059

約数列:

[1, 5, 7, 35, 49, 245, 343, 853, 1715, 2401, 4265, 5971, 12005, 29855, 41797, 208985, 292579, 1462895, 2048053, 10240265]

約数ペア:

[(1, 10240265), (5, 2048053), (7, 1462895), (35, 292579), (49, 208985), (245, 41797), (343, 29855), (853, 12005), (1715, 5971), (2401, 4265)]