89427970

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{218117}}^1$

素因数の和:218165

約数の個数: 16

約数和(自身を含む): 164897208

約数和(自身を除く): 75469238

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 218117, 436234, 1090585, 2181170, 8942797, 17885594, 44713985, 89427970]

約数ペア:

[(1, 89427970), (2, 44713985), (5, 17885594), (10, 8942797), (41, 2181170), (82, 1090585), (205, 436234), (410, 218117)]