12826960

素因数分解:

$2^4\times 5^1\times {\mathrm{223}}^1\times {\mathrm{719}}^1$

素因数の和:955

約数の個数: 40

約数和(自身を含む): 29998080

約数和(自身を除く): 17171120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 223, 446, 719, 892, 1115, 1438, 1784, 2230, 2876, 3568, 3595, 4460, 5752, 7190, 8920, 11504, 14380, 17840, 28760, 57520, 160337, 320674, 641348, 801685, 1282696, 1603370, 2565392, 3206740, 6413480, 12826960]

約数ペア:

[(1, 12826960), (2, 6413480), (4, 3206740), (5, 2565392), (8, 1603370), (10, 1282696), (16, 801685), (20, 641348), (40, 320674), (80, 160337), (223, 57520), (446, 28760), (719, 17840), (892, 14380), (1115, 11504), (1438, 8920), (1784, 7190), (2230, 5752), (2876, 4460), (3568, 3595)]