40987076

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{788213}}^1$

素因数の和:788230

約数の個数: 12

約数和(自身を含む): 77244972

約数和(自身を除く): 36257896

約数列:

[1, 2, 4, 13, 26, 52, 788213, 1576426, 3152852, 10246769, 20493538, 40987076]

約数ペア:

[(1, 40987076), (2, 20493538), (4, 10246769), (13, 3152852), (26, 1576426), (52, 788213)]