12431480

素因数分解:

$2^3\times 5^1\times {\mathrm{167}}^1\times {\mathrm{1861}}^1$

素因数の和:2039

約数の個数: 32

約数和(自身を含む): 28153440

約数和(自身を除く): 15721960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 167, 334, 668, 835, 1336, 1670, 1861, 3340, 3722, 6680, 7444, 9305, 14888, 18610, 37220, 74440, 310787, 621574, 1243148, 1553935, 2486296, 3107870, 6215740, 12431480]

約数ペア:

[(1, 12431480), (2, 6215740), (4, 3107870), (5, 2486296), (8, 1553935), (10, 1243148), (20, 621574), (40, 310787), (167, 74440), (334, 37220), (668, 18610), (835, 14888), (1336, 9305), (1670, 7444), (1861, 6680), (3340, 3722)]