12667420

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{6271}}^1$

素因数の和:6381

約数の個数: 24

約数和(自身を含む): 26869248

約数和(自身を除く): 14201828

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 6271, 12542, 25084, 31355, 62710, 125420, 633371, 1266742, 2533484, 3166855, 6333710, 12667420]

約数ペア:

[(1, 12667420), (2, 6333710), (4, 3166855), (5, 2533484), (10, 1266742), (20, 633371), (101, 125420), (202, 62710), (404, 31355), (505, 25084), (1010, 12542), (2020, 6271)]