86534780

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{42839}}^1$

素因数の和:42949

約数の個数: 24

約数和(自身を含む): 183526560

約数和(自身を除く): 96991780

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 42839, 85678, 171356, 214195, 428390, 856780, 4326739, 8653478, 17306956, 21633695, 43267390, 86534780]

約数ペア:

[(1, 86534780), (2, 43267390), (4, 21633695), (5, 17306956), (10, 8653478), (20, 4326739), (101, 856780), (202, 428390), (404, 214195), (505, 171356), (1010, 85678), (2020, 42839)]