204727340

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{193139}}^1$

素因数の和:193201

約数の個数: 24

約数和(自身を含む): 438041520

約数和(自身を除く): 233314180

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 193139, 386278, 772556, 965695, 1931390, 3862780, 10236367, 20472734, 40945468, 51181835, 102363670, 204727340]

約数ペア:

[(1, 204727340), (2, 102363670), (4, 51181835), (5, 40945468), (10, 20472734), (20, 10236367), (53, 3862780), (106, 1931390), (212, 965695), (265, 772556), (530, 386278), (1060, 193139)]