202448440

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{50111}}^1$

素因数の和:50223

約数の個数: 32

約数和(自身を含む): 460028160

約数和(自身を除く): 257579720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 4040, 50111, 100222, 200444, 250555, 400888, 501110, 1002220, 2004440, 5061211, 10122422, 20244844, 25306055, 40489688, 50612110, 101224220, 202448440]

約数ペア:

[(1, 202448440), (2, 101224220), (4, 50612110), (5, 40489688), (8, 25306055), (10, 20244844), (20, 10122422), (40, 5061211), (101, 2004440), (202, 1002220), (404, 501110), (505, 400888), (808, 250555), (1010, 200444), (2020, 100222), (4040, 50111)]