228490640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{408019}}^1$

素因数の和:408039

約数の個数: 40

約数和(自身を含む): 607133760

約数和(自身を除く): 378643120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 408019, 816038, 1632076, 2040095, 2856133, 3264152, 4080190, 5712266, 6528304, 8160380, 11424532, 14280665, 16320760, 22849064, 28561330, 32641520, 45698128, 57122660, 114245320, 228490640]

約数ペア:

[(1, 228490640), (2, 114245320), (4, 57122660), (5, 45698128), (7, 32641520), (8, 28561330), (10, 22849064), (14, 16320760), (16, 14280665), (20, 11424532), (28, 8160380), (35, 6528304), (40, 5712266), (56, 4080190), (70, 3264152), (80, 2856133), (112, 2040095), (140, 1632076), (280, 816038), (560, 408019)]