13347280

素因数分解:

$2^4\times 5^1\times {\mathrm{166841}}^1$

素因数の和:166854

約数の個数: 20

約数和(自身を含む): 31032612

約数和(自身を除く): 17685332

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 166841, 333682, 667364, 834205, 1334728, 1668410, 2669456, 3336820, 6673640, 13347280]

約数ペア:

[(1, 13347280), (2, 6673640), (4, 3336820), (5, 2669456), (8, 1668410), (10, 1334728), (16, 834205), (20, 667364), (40, 333682), (80, 166841)]