77904740

素因数分解:

$2^2\times 5^1\times {\mathrm{1493}}^1\times {\mathrm{2609}}^1$

素因数の和:4111

約数の個数: 24

約数和(自身を含む): 163772280

約数和(自身を除く): 85867540

約数列:

[1, 2, 4, 5, 10, 20, 1493, 2609, 2986, 5218, 5972, 7465, 10436, 13045, 14930, 26090, 29860, 52180, 3895237, 7790474, 15580948, 19476185, 38952370, 77904740]

約数ペア:

[(1, 77904740), (2, 38952370), (4, 19476185), (5, 15580948), (10, 7790474), (20, 3895237), (1493, 52180), (2609, 29860), (2986, 26090), (5218, 14930), (5972, 13045), (7465, 10436)]