40580852

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{780401}}^1$

素因数の和:780418

約数の個数: 12

約数和(自身を含む): 76479396

約数和(自身を除く): 35898544

約数列:

[1, 2, 4, 13, 26, 52, 780401, 1560802, 3121604, 10145213, 20290426, 40580852]

約数ペア:

[(1, 40580852), (2, 20290426), (4, 10145213), (13, 3121604), (26, 1560802), (52, 780401)]