54247720

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{17167}}^1$

素因数の和:17257

約数の個数: 32

約数和(自身を含む): 123609600

約数和(自身を除く): 69361880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 17167, 34334, 68668, 85835, 137336, 171670, 343340, 686680, 1356193, 2712386, 5424772, 6780965, 10849544, 13561930, 27123860, 54247720]

約数ペア:

[(1, 54247720), (2, 27123860), (4, 13561930), (5, 10849544), (8, 6780965), (10, 5424772), (20, 2712386), (40, 1356193), (79, 686680), (158, 343340), (316, 171670), (395, 137336), (632, 85835), (790, 68668), (1580, 34334), (3160, 17167)]