8309920

素因数分解:

$2^5\times 5^1\times {\mathrm{167}}^1\times {\mathrm{311}}^1$

素因数の和:493

約数の個数: 48

約数和(自身を含む): 19813248

約数和(自身を除く): 11503328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 167, 311, 334, 622, 668, 835, 1244, 1336, 1555, 1670, 2488, 2672, 3110, 3340, 4976, 5344, 6220, 6680, 9952, 12440, 13360, 24880, 26720, 49760, 51937, 103874, 207748, 259685, 415496, 519370, 830992, 1038740, 1661984, 2077480, 4154960, 8309920]

約数ペア:

[(1, 8309920), (2, 4154960), (4, 2077480), (5, 1661984), (8, 1038740), (10, 830992), (16, 519370), (20, 415496), (32, 259685), (40, 207748), (80, 103874), (160, 51937), (167, 49760), (311, 26720), (334, 24880), (622, 13360), (668, 12440), (835, 9952), (1244, 6680), (1336, 6220), (1555, 5344), (1670, 4976), (2488, 3340), (2672, 3110)]