68964820

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{34141}}^1$

素因数の和:34251

約数の個数: 24

約数和(自身を含む): 146264328

約数和(自身を除く): 77299508

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 34141, 68282, 136564, 170705, 341410, 682820, 3448241, 6896482, 13792964, 17241205, 34482410, 68964820]

約数ペア:

[(1, 68964820), (2, 34482410), (4, 17241205), (5, 13792964), (10, 6896482), (20, 3448241), (101, 682820), (202, 341410), (404, 170705), (505, 136564), (1010, 68282), (2020, 34141)]