7681460

素因数分解:

$2^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{1607}}^1$

素因数の和:1855

約数の個数: 24

約数和(自身を含む): 16208640

約数和(自身を除く): 8527180

約数列:

[1, 2, 4, 5, 10, 20, 239, 478, 956, 1195, 1607, 2390, 3214, 4780, 6428, 8035, 16070, 32140, 384073, 768146, 1536292, 1920365, 3840730, 7681460]

約数ペア:

[(1, 7681460), (2, 3840730), (4, 1920365), (5, 1536292), (10, 768146), (20, 384073), (239, 32140), (478, 16070), (956, 8035), (1195, 6428), (1607, 4780), (2390, 3214)]