12840984004

素因数分解:

$2^2\times {\mathrm{313}}^1\times {\mathrm{401}}^1\times {\mathrm{25577}}^1$

素因数の和:26295

約数の個数: 24

約数和(自身を含む): 22600618488

約数和(自身を除く): 9759634484

約数列:

[1, 2, 4, 313, 401, 626, 802, 1252, 1604, 25577, 51154, 102308, 125513, 251026, 502052, 8005601, 10256377, 16011202, 20512754, 32022404, 41025508, 3210246001, 6420492002, 12840984004]

約数ペア:

[(1, 12840984004), (2, 6420492002), (4, 3210246001), (313, 41025508), (401, 32022404), (626, 20512754), (802, 16011202), (1252, 10256377), (1604, 8005601), (25577, 502052), (51154, 251026), (102308, 125513)]