7737680

素因数分解:

$2^4\times 5^1\times {\mathrm{311}}^2$

素因数の和:635

約数の個数: 30

約数和(自身を含む): 18048138

約数和(自身を除く): 10310458

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 311, 622, 1244, 1555, 2488, 3110, 4976, 6220, 12440, 24880, 96721, 193442, 386884, 483605, 773768, 967210, 1547536, 1934420, 3868840, 7737680]

約数ペア:

[(1, 7737680), (2, 3868840), (4, 1934420), (5, 1547536), (8, 967210), (10, 773768), (16, 483605), (20, 386884), (40, 193442), (80, 96721), (311, 24880), (622, 12440), (1244, 6220), (1555, 4976), (2488, 3110)]