640085916

素因数分解:

$2^2\times 3^1\times {\mathrm{347}}^1\times {\mathrm{153719}}^1$

素因数の和:154073

約数の個数: 24

約数和(自身を含む): 1497847680

約数和(自身を除く): 857761764

約数列:

[1, 2, 3, 4, 6, 12, 347, 694, 1041, 1388, 2082, 4164, 153719, 307438, 461157, 614876, 922314, 1844628, 53340493, 106680986, 160021479, 213361972, 320042958, 640085916]

約数ペア:

[(1, 640085916), (2, 320042958), (3, 213361972), (4, 160021479), (6, 106680986), (12, 53340493), (347, 1844628), (694, 922314), (1041, 614876), (1388, 461157), (2082, 307438), (4164, 153719)]