218003080

素因数分解:

$2^3\times 5^1\times {\mathrm{1753}}^1\times {\mathrm{3109}}^1$

素因数の和:4873

約数の個数: 32

約数和(自身を含む): 490944600

約数和(自身を除く): 272941520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1753, 3109, 3506, 6218, 7012, 8765, 12436, 14024, 15545, 17530, 24872, 31090, 35060, 62180, 70120, 124360, 5450077, 10900154, 21800308, 27250385, 43600616, 54500770, 109001540, 218003080]

約数ペア:

[(1, 218003080), (2, 109001540), (4, 54500770), (5, 43600616), (8, 27250385), (10, 21800308), (20, 10900154), (40, 5450077), (1753, 124360), (3109, 70120), (3506, 62180), (6218, 35060), (7012, 31090), (8765, 24872), (12436, 17530), (14024, 15545)]