4940920

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{1223}}^1$

素因数の和:1335

約数の個数: 32

約数和(自身を含む): 11236320

約数和(自身を除く): 6295400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 1223, 2020, 2446, 4040, 4892, 6115, 9784, 12230, 24460, 48920, 123523, 247046, 494092, 617615, 988184, 1235230, 2470460, 4940920]

約数ペア:

[(1, 4940920), (2, 2470460), (4, 1235230), (5, 988184), (8, 617615), (10, 494092), (20, 247046), (40, 123523), (101, 48920), (202, 24460), (404, 12230), (505, 9784), (808, 6115), (1010, 4892), (1223, 4040), (2020, 2446)]