8927420

素因数分解:

$2^2\times 5^1\times {\mathrm{349}}^1\times {\mathrm{1279}}^1$

素因数の和:1637

約数の個数: 24

約数和(自身を含む): 18816000

約数和(自身を除く): 9888580

約数列:

[1, 2, 4, 5, 10, 20, 349, 698, 1279, 1396, 1745, 2558, 3490, 5116, 6395, 6980, 12790, 25580, 446371, 892742, 1785484, 2231855, 4463710, 8927420]

約数ペア:

[(1, 8927420), (2, 4463710), (4, 2231855), (5, 1785484), (10, 892742), (20, 446371), (349, 25580), (698, 12790), (1279, 6980), (1396, 6395), (1745, 5116), (2558, 3490)]