27702380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{72901}}^1$

素因数の和:72929

約数の個数: 24

約数和(自身を含む): 61237680

約数和(自身を除く): 33535300

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 72901, 145802, 291604, 364505, 729010, 1385119, 1458020, 2770238, 5540476, 6925595, 13851190, 27702380]

約数ペア:

[(1, 27702380), (2, 13851190), (4, 6925595), (5, 5540476), (10, 2770238), (19, 1458020), (20, 1385119), (38, 729010), (76, 364505), (95, 291604), (190, 145802), (380, 72901)]