30212756

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{20359}}^1$

素因数の和:20423

約数の個数: 24

約数和(自身を含む): 61568640

約数和(自身を除く): 31355884

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 212, 371, 742, 1484, 20359, 40718, 81436, 142513, 285026, 570052, 1079027, 2158054, 4316108, 7553189, 15106378, 30212756]

約数ペア:

[(1, 30212756), (2, 15106378), (4, 7553189), (7, 4316108), (14, 2158054), (28, 1079027), (53, 570052), (106, 285026), (212, 142513), (371, 81436), (742, 40718), (1484, 20359)]