2661504680

素因数分解:

$2^3\times 5^1\times {\mathrm{337}}^1\times {\mathrm{197441}}^1$

素因数の和:197789

約数の個数: 32

約数和(自身を含む): 6006185640

約数和(自身を除く): 3344680960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 337, 674, 1348, 1685, 2696, 3370, 6740, 13480, 197441, 394882, 789764, 987205, 1579528, 1974410, 3948820, 7897640, 66537617, 133075234, 266150468, 332688085, 532300936, 665376170, 1330752340, 2661504680]

約数ペア:

[(1, 2661504680), (2, 1330752340), (4, 665376170), (5, 532300936), (8, 332688085), (10, 266150468), (20, 133075234), (40, 66537617), (337, 7897640), (674, 3948820), (1348, 1974410), (1685, 1579528), (2696, 987205), (3370, 789764), (6740, 394882), (13480, 197441)]