18003080

素因数分解:

$2^3\times 5^1\times {\mathrm{450077}}^1$

素因数の和:450088

約数の個数: 16

約数和(自身を含む): 40507020

約数和(自身を除く): 22503940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 450077, 900154, 1800308, 2250385, 3600616, 4500770, 9001540, 18003080]

約数ペア:

[(1, 18003080), (2, 9001540), (4, 4500770), (5, 3600616), (8, 2250385), (10, 1800308), (20, 900154), (40, 450077)]