489136670

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{120181}}^1$

素因数の和:120236

約数の個数: 32

約数和(自身を含む): 986453856

約数和(自身を除く): 497317186

約数列:

[1, 2, 5, 10, 11, 22, 37, 55, 74, 110, 185, 370, 407, 814, 2035, 4070, 120181, 240362, 600905, 1201810, 1321991, 2643982, 4446697, 6609955, 8893394, 13219910, 22233485, 44466970, 48913667, 97827334, 244568335, 489136670]

約数ペア:

[(1, 489136670), (2, 244568335), (5, 97827334), (10, 48913667), (11, 44466970), (22, 22233485), (37, 13219910), (55, 8893394), (74, 6609955), (110, 4446697), (185, 2643982), (370, 1321991), (407, 1201810), (814, 600905), (2035, 240362), (4070, 120181)]