57390620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{409933}}^1$

素因数の和:409949

約数の個数: 24

約数和(自身を含む): 137737824

約数和(自身を除く): 80347204

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 409933, 819866, 1639732, 2049665, 2869531, 4099330, 5739062, 8198660, 11478124, 14347655, 28695310, 57390620]

約数ペア:

[(1, 57390620), (2, 28695310), (4, 14347655), (5, 11478124), (7, 8198660), (10, 5739062), (14, 4099330), (20, 2869531), (28, 2049665), (35, 1639732), (70, 819866), (140, 409933)]