54319820

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{26891}}^1$

素因数の和:27001

約数の個数: 24

約数和(自身を含む): 115205328

約数和(自身を除く): 60885508

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 26891, 53782, 107564, 134455, 268910, 537820, 2715991, 5431982, 10863964, 13579955, 27159910, 54319820]

約数ペア:

[(1, 54319820), (2, 27159910), (4, 13579955), (5, 10863964), (10, 5431982), (20, 2715991), (101, 537820), (202, 268910), (404, 134455), (505, 107564), (1010, 53782), (2020, 26891)]