214721020

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{202567}}^1$

素因数の和:202629

約数の個数: 24

約数和(自身を含む): 459424224

約数和(自身を除く): 244703204

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 202567, 405134, 810268, 1012835, 2025670, 4051340, 10736051, 21472102, 42944204, 53680255, 107360510, 214721020]

約数ペア:

[(1, 214721020), (2, 107360510), (4, 53680255), (5, 42944204), (10, 21472102), (20, 10736051), (53, 4051340), (106, 2025670), (212, 1012835), (265, 810268), (530, 405134), (1060, 202567)]