10257940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{6661}}^1$

素因数の和:6688

約数の個数: 48

約数和(自身を含む): 26861184

約数和(自身を除く): 16603244

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 6661, 13322, 26644, 33305, 46627, 66610, 73271, 93254, 133220, 146542, 186508, 233135, 293084, 366355, 466270, 512897, 732710, 932540, 1025794, 1465420, 2051588, 2564485, 5128970, 10257940]

約数ペア:

[(1, 10257940), (2, 5128970), (4, 2564485), (5, 2051588), (7, 1465420), (10, 1025794), (11, 932540), (14, 732710), (20, 512897), (22, 466270), (28, 366355), (35, 293084), (44, 233135), (55, 186508), (70, 146542), (77, 133220), (110, 93254), (140, 73271), (154, 66610), (220, 46627), (308, 33305), (385, 26644), (770, 13322), (1540, 6661)]