12684440

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{4733}}^1$

素因数の和:4811

約数の個数: 32

約数和(自身を含む): 28972080

約数和(自身を除く): 16287640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 4733, 9466, 18932, 23665, 37864, 47330, 94660, 189320, 317111, 634222, 1268444, 1585555, 2536888, 3171110, 6342220, 12684440]

約数ペア:

[(1, 12684440), (2, 6342220), (4, 3171110), (5, 2536888), (8, 1585555), (10, 1268444), (20, 634222), (40, 317111), (67, 189320), (134, 94660), (268, 47330), (335, 37864), (536, 23665), (670, 18932), (1340, 9466), (2680, 4733)]