6439930

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{467}}^1$

素因数の和:678

約数の個数: 32

約数和(自身を含む): 13343616

約数和(自身を除く): 6903686

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 197, 394, 467, 934, 985, 1379, 1970, 2335, 2758, 3269, 4670, 6538, 6895, 13790, 16345, 32690, 91999, 183998, 459995, 643993, 919990, 1287986, 3219965, 6439930]

約数ペア:

[(1, 6439930), (2, 3219965), (5, 1287986), (7, 919990), (10, 643993), (14, 459995), (35, 183998), (70, 91999), (197, 32690), (394, 16345), (467, 13790), (934, 6895), (985, 6538), (1379, 4670), (1970, 3269), (2335, 2758)]