25948540

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{11903}}^1$

素因数の和:12021

約数の個数: 24

約数和(自身を含む): 54996480

約数和(自身を除く): 29047940

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 11903, 23806, 47612, 59515, 119030, 238060, 1297427, 2594854, 5189708, 6487135, 12974270, 25948540]

約数ペア:

[(1, 25948540), (2, 12974270), (4, 6487135), (5, 5189708), (10, 2594854), (20, 1297427), (109, 238060), (218, 119030), (436, 59515), (545, 47612), (1090, 23806), (2180, 11903)]