223860440

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{55411}}^1$

素因数の和:55523

約数の個数: 32

約数和(自身を含む): 508682160

約数和(自身を除く): 284821720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 4040, 55411, 110822, 221644, 277055, 443288, 554110, 1108220, 2216440, 5596511, 11193022, 22386044, 27982555, 44772088, 55965110, 111930220, 223860440]

約数ペア:

[(1, 223860440), (2, 111930220), (4, 55965110), (5, 44772088), (8, 27982555), (10, 22386044), (20, 11193022), (40, 5596511), (101, 2216440), (202, 1108220), (404, 554110), (505, 443288), (808, 277055), (1010, 221644), (2020, 110822), (4040, 55411)]