20151540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{111953}}^1$

素因数の和:111968

約数の個数: 36

約数和(自身を含む): 61126884

約数和(自身を除く): 40975344

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 111953, 223906, 335859, 447812, 559765, 671718, 1007577, 1119530, 1343436, 1679295, 2015154, 2239060, 3358590, 4030308, 5037885, 6717180, 10075770, 20151540]

約数ペア:

[(1, 20151540), (2, 10075770), (3, 6717180), (4, 5037885), (5, 4030308), (6, 3358590), (9, 2239060), (10, 2015154), (12, 1679295), (15, 1343436), (18, 1119530), (20, 1007577), (30, 671718), (36, 559765), (45, 447812), (60, 335859), (90, 223906), (180, 111953)]