1251520

素因数分解:

$2^6\times 5^1\times {\mathrm{3911}}^1$

素因数の和:3928

約数の個数: 28

約数和(自身を含む): 2980944

約数和(自身を除く): 1729424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 3911, 7822, 15644, 19555, 31288, 39110, 62576, 78220, 125152, 156440, 250304, 312880, 625760, 1251520]

約数ペア:

[(1, 1251520), (2, 625760), (4, 312880), (5, 250304), (8, 156440), (10, 125152), (16, 78220), (20, 62576), (32, 39110), (40, 31288), (64, 19555), (80, 15644), (160, 7822), (320, 3911)]