2224954640

素因数分解:

$2^4\times 5^1\times {\mathrm{27811933}}^1$

素因数の和:27811946

約数の個数: 20

約数和(自身を含む): 5173019724

約数和(自身を除く): 2948065084

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 27811933, 55623866, 111247732, 139059665, 222495464, 278119330, 444990928, 556238660, 1112477320, 2224954640]

約数ペア:

[(1, 2224954640), (2, 1112477320), (4, 556238660), (5, 444990928), (8, 278119330), (10, 222495464), (16, 139059665), (20, 111247732), (40, 55623866), (80, 27811933)]