2151540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11953}}^1$

素因数の和:11968

約数の個数: 36

約数和(自身を含む): 6526884

約数和(自身を除く): 4375344

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 11953, 23906, 35859, 47812, 59765, 71718, 107577, 119530, 143436, 179295, 215154, 239060, 358590, 430308, 537885, 717180, 1075770, 2151540]

約数ペア:

[(1, 2151540), (2, 1075770), (3, 717180), (4, 537885), (5, 430308), (6, 358590), (9, 239060), (10, 215154), (12, 179295), (15, 143436), (18, 119530), (20, 107577), (30, 71718), (36, 59765), (45, 47812), (60, 35859), (90, 23906), (180, 11953)]