1220489585

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{55439}}^1$

素因数の和:55505

約数の個数: 32

約数和(自身を含む): 1820206080

約数和(自身を除く): 599716495

約数列:

[1, 5, 7, 17, 35, 37, 85, 119, 185, 259, 595, 629, 1295, 3145, 4403, 22015, 55439, 277195, 388073, 942463, 1940365, 2051243, 4712315, 6597241, 10256215, 14358701, 32986205, 34871131, 71793505, 174355655, 244097917, 1220489585]

約数ペア:

[(1, 1220489585), (5, 244097917), (7, 174355655), (17, 71793505), (35, 34871131), (37, 32986205), (85, 14358701), (119, 10256215), (185, 6597241), (259, 4712315), (595, 2051243), (629, 1940365), (1295, 942463), (3145, 388073), (4403, 277195), (22015, 55439)]