243300920

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{60223}}^1$

素因数の和:60335

約数の個数: 32

約数和(自身を含む): 552856320

約数和(自身を除く): 309555400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 4040, 60223, 120446, 240892, 301115, 481784, 602230, 1204460, 2408920, 6082523, 12165046, 24330092, 30412615, 48660184, 60825230, 121650460, 243300920]

約数ペア:

[(1, 243300920), (2, 121650460), (4, 60825230), (5, 48660184), (8, 30412615), (10, 24330092), (20, 12165046), (40, 6082523), (101, 2408920), (202, 1204460), (404, 602230), (505, 481784), (808, 301115), (1010, 240892), (2020, 120446), (4040, 60223)]