2016915640

素因数分解:

$2^3\times 5^1\times {\mathrm{751}}^1\times {\mathrm{67141}}^1$

素因数の和:67903

約数の個数: 32

約数和(自身を含む): 4544170560

約数和(自身を除く): 2527254920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 751, 1502, 3004, 3755, 6008, 7510, 15020, 30040, 67141, 134282, 268564, 335705, 537128, 671410, 1342820, 2685640, 50422891, 100845782, 201691564, 252114455, 403383128, 504228910, 1008457820, 2016915640]

約数ペア:

[(1, 2016915640), (2, 1008457820), (4, 504228910), (5, 403383128), (8, 252114455), (10, 201691564), (20, 100845782), (40, 50422891), (751, 2685640), (1502, 1342820), (3004, 671410), (3755, 537128), (6008, 335705), (7510, 268564), (15020, 134282), (30040, 67141)]