4129122980

素因数分解:

$2^2\times 5^1\times {\mathrm{521}}^1\times {\mathrm{396269}}^1$

素因数の和:396799

約数の個数: 24

約数和(自身を含む): 8687823480

約数和(自身を除く): 4558700500

約数列:

[1, 2, 4, 5, 10, 20, 521, 1042, 2084, 2605, 5210, 10420, 396269, 792538, 1585076, 1981345, 3962690, 7925380, 206456149, 412912298, 825824596, 1032280745, 2064561490, 4129122980]

約数ペア:

[(1, 4129122980), (2, 2064561490), (4, 1032280745), (5, 825824596), (10, 412912298), (20, 206456149), (521, 7925380), (1042, 3962690), (2084, 1981345), (2605, 1585076), (5210, 792538), (10420, 396269)]