51557820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{859297}}^1$

素因数の和:859309

約数の個数: 24

約数和(自身を含む): 144362064

約数和(自身を除く): 92804244

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 859297, 1718594, 2577891, 3437188, 4296485, 5155782, 8592970, 10311564, 12889455, 17185940, 25778910, 51557820]

約数ペア:

[(1, 51557820), (2, 25778910), (3, 17185940), (4, 12889455), (5, 10311564), (6, 8592970), (10, 5155782), (12, 4296485), (15, 3437188), (20, 2577891), (30, 1718594), (60, 859297)]