12861260

素因数分解:

$2^2\times 5^1\times {\mathrm{709}}^1\times {\mathrm{907}}^1$

素因数の和:1625

約数の個数: 24

約数和(自身を含む): 27076560

約数和(自身を除く): 14215300

約数列:

[1, 2, 4, 5, 10, 20, 709, 907, 1418, 1814, 2836, 3545, 3628, 4535, 7090, 9070, 14180, 18140, 643063, 1286126, 2572252, 3215315, 6430630, 12861260]

約数ペア:

[(1, 12861260), (2, 6430630), (4, 3215315), (5, 2572252), (10, 1286126), (20, 643063), (709, 18140), (907, 14180), (1418, 9070), (1814, 7090), (2836, 4535), (3545, 3628)]