20140160

素因数分解:

$2^7\times 5^1\times {\mathrm{31469}}^1$

素因数の和:31488

約数の個数: 32

約数和(自身を含む): 48149100

約数和(自身を除く): 28008940

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 31469, 62938, 125876, 157345, 251752, 314690, 503504, 629380, 1007008, 1258760, 2014016, 2517520, 4028032, 5035040, 10070080, 20140160]

約数ペア:

[(1, 20140160), (2, 10070080), (4, 5035040), (5, 4028032), (8, 2517520), (10, 2014016), (16, 1258760), (20, 1007008), (32, 629380), (40, 503504), (64, 314690), (80, 251752), (128, 157345), (160, 125876), (320, 62938), (640, 31469)]