12804420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{213407}}^1$

素因数の和:213419

約数の個数: 24

約数和(自身を含む): 35852544

約数和(自身を除く): 23048124

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 213407, 426814, 640221, 853628, 1067035, 1280442, 2134070, 2560884, 3201105, 4268140, 6402210, 12804420]

約数ペア:

[(1, 12804420), (2, 6402210), (3, 4268140), (4, 3201105), (5, 2560884), (6, 2134070), (10, 1280442), (12, 1067035), (15, 853628), (20, 640221), (30, 426814), (60, 213407)]