18804946880

素因数分解:

$2^6\times 5^1\times {\mathrm{58765459}}^1$

素因数の和:58765476

約数の個数: 28

約数和(自身を含む): 44779280520

約数和(自身を除く): 25974333640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 58765459, 117530918, 235061836, 293827295, 470123672, 587654590, 940247344, 1175309180, 1880494688, 2350618360, 3760989376, 4701236720, 9402473440, 18804946880]

約数ペア:

[(1, 18804946880), (2, 9402473440), (4, 4701236720), (5, 3760989376), (8, 2350618360), (10, 1880494688), (16, 1175309180), (20, 940247344), (32, 587654590), (40, 470123672), (64, 293827295), (80, 235061836), (160, 117530918), (320, 58765459)]