659320

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{311}}^1$

素因数の和:375

約数の個数: 32

約数和(自身を含む): 1516320

約数和(自身を除く): 857000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 311, 424, 530, 622, 1060, 1244, 1555, 2120, 2488, 3110, 6220, 12440, 16483, 32966, 65932, 82415, 131864, 164830, 329660, 659320]

約数ペア:

[(1, 659320), (2, 329660), (4, 164830), (5, 131864), (8, 82415), (10, 65932), (20, 32966), (40, 16483), (53, 12440), (106, 6220), (212, 3110), (265, 2488), (311, 2120), (424, 1555), (530, 1244), (622, 1060)]