219614960

素因数分解:

$2^4\times 5^1\times {\mathrm{251}}^1\times {\mathrm{10937}}^1$

素因数の和:11201

約数の個数: 40

約数和(自身を含む): 512685936

約数和(自身を除く): 293070976

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 251, 502, 1004, 1255, 2008, 2510, 4016, 5020, 10040, 10937, 20080, 21874, 43748, 54685, 87496, 109370, 174992, 218740, 437480, 874960, 2745187, 5490374, 10980748, 13725935, 21961496, 27451870, 43922992, 54903740, 109807480, 219614960]

約数ペア:

[(1, 219614960), (2, 109807480), (4, 54903740), (5, 43922992), (8, 27451870), (10, 21961496), (16, 13725935), (20, 10980748), (40, 5490374), (80, 2745187), (251, 874960), (502, 437480), (1004, 218740), (1255, 174992), (2008, 109370), (2510, 87496), (4016, 54685), (5020, 43748), (10040, 21874), (10937, 20080)]