22305040

素因数分解:

$2^4\times 5^1\times {\mathrm{278813}}^1$

素因数の和:278826

約数の個数: 20

約数和(自身を含む): 51859404

約数和(自身を除く): 29554364

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 278813, 557626, 1115252, 1394065, 2230504, 2788130, 4461008, 5576260, 11152520, 22305040]

約数ペア:

[(1, 22305040), (2, 11152520), (4, 5576260), (5, 4461008), (8, 2788130), (10, 2230504), (16, 1394065), (20, 1115252), (40, 557626), (80, 278813)]