2000871244

素因数分解:

$2^2\times {\mathrm{641}}^1\times {\mathrm{780371}}^1$

素因数の和:781016

約数の個数: 12

約数和(自身を含む): 3506991768

約数和(自身を除く): 1506120524

約数列:

[1, 2, 4, 641, 1282, 2564, 780371, 1560742, 3121484, 500217811, 1000435622, 2000871244]

約数ペア:

[(1, 2000871244), (2, 1000435622), (4, 500217811), (641, 3121484), (1282, 1560742), (2564, 780371)]