298972660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2135519}}^1$

素因数の和:2135535

約数の個数: 24

約数和(自身を含む): 717534720

約数和(自身を除く): 418562060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2135519, 4271038, 8542076, 10677595, 14948633, 21355190, 29897266, 42710380, 59794532, 74743165, 149486330, 298972660]

約数ペア:

[(1, 298972660), (2, 149486330), (4, 74743165), (5, 59794532), (7, 42710380), (10, 29897266), (14, 21355190), (20, 14948633), (28, 10677595), (35, 8542076), (70, 4271038), (140, 2135519)]