27458620

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{28019}}^1$

素因数の和:28042

約数の個数: 36

約数和(自身を含む): 67079880

約数和(自身を除く): 39621260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 28019, 56038, 112076, 140095, 196133, 280190, 392266, 560380, 784532, 980665, 1372931, 1961330, 2745862, 3922660, 5491724, 6864655, 13729310, 27458620]

約数ペア:

[(1, 27458620), (2, 13729310), (4, 6864655), (5, 5491724), (7, 3922660), (10, 2745862), (14, 1961330), (20, 1372931), (28, 980665), (35, 784532), (49, 560380), (70, 392266), (98, 280190), (140, 196133), (196, 140095), (245, 112076), (490, 56038), (980, 28019)]