11806780

素因数分解:

$2^2\times 5^1\times {\mathrm{397}}^1\times {\mathrm{1487}}^1$

素因数の和:1893

約数の個数: 24

約数和(自身を含む): 24873408

約数和(自身を除く): 13066628

約数列:

[1, 2, 4, 5, 10, 20, 397, 794, 1487, 1588, 1985, 2974, 3970, 5948, 7435, 7940, 14870, 29740, 590339, 1180678, 2361356, 2951695, 5903390, 11806780]

約数ペア:

[(1, 11806780), (2, 5903390), (4, 2951695), (5, 2361356), (10, 1180678), (20, 590339), (397, 29740), (794, 14870), (1487, 7940), (1588, 7435), (1985, 5948), (2974, 3970)]