2685366980

素因数分解:

$2^2\times 5^1\times {\mathrm{811}}^1\times {\mathrm{165559}}^1$

素因数の和:166379

約数の個数: 24

約数和(自身を含む): 5646258240

約数和(自身を除く): 2960891260

約数列:

[1, 2, 4, 5, 10, 20, 811, 1622, 3244, 4055, 8110, 16220, 165559, 331118, 662236, 827795, 1655590, 3311180, 134268349, 268536698, 537073396, 671341745, 1342683490, 2685366980]

約数ペア:

[(1, 2685366980), (2, 1342683490), (4, 671341745), (5, 537073396), (10, 268536698), (20, 134268349), (811, 3311180), (1622, 1655590), (3244, 827795), (4055, 662236), (8110, 331118), (16220, 165559)]