996860440

素因数分解:

$2^3\times 5^1\times {\mathrm{193}}^1\times {\mathrm{129127}}^1$

素因数の和:129331

約数の個数: 32

約数和(自身を含む): 2254574880

約数和(自身を除く): 1257714440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 193, 386, 772, 965, 1544, 1930, 3860, 7720, 129127, 258254, 516508, 645635, 1033016, 1291270, 2582540, 5165080, 24921511, 49843022, 99686044, 124607555, 199372088, 249215110, 498430220, 996860440]

約数ペア:

[(1, 996860440), (2, 498430220), (4, 249215110), (5, 199372088), (8, 124607555), (10, 99686044), (20, 49843022), (40, 24921511), (193, 5165080), (386, 2582540), (772, 1291270), (965, 1033016), (1544, 645635), (1930, 516508), (3860, 258254), (7720, 129127)]