12397360

素因数分解:

$2^4\times 5^1\times {\mathrm{353}}^1\times {\mathrm{439}}^1$

素因数の和:805

約数の個数: 40

約数和(自身を含む): 28971360

約数和(自身を除く): 16574000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 353, 439, 706, 878, 1412, 1756, 1765, 2195, 2824, 3512, 3530, 4390, 5648, 7024, 7060, 8780, 14120, 17560, 28240, 35120, 154967, 309934, 619868, 774835, 1239736, 1549670, 2479472, 3099340, 6198680, 12397360]

約数ペア:

[(1, 12397360), (2, 6198680), (4, 3099340), (5, 2479472), (8, 1549670), (10, 1239736), (16, 774835), (20, 619868), (40, 309934), (80, 154967), (353, 35120), (439, 28240), (706, 17560), (878, 14120), (1412, 8780), (1756, 7060), (1765, 7024), (2195, 5648), (2824, 4390), (3512, 3530)]