40009340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{285781}}^1$

素因数の和:285797

約数の個数: 24

約数和(自身を含む): 96022752

約数和(自身を除く): 56013412

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 285781, 571562, 1143124, 1428905, 2000467, 2857810, 4000934, 5715620, 8001868, 10002335, 20004670, 40009340]

約数ペア:

[(1, 40009340), (2, 20004670), (4, 10002335), (5, 8001868), (7, 5715620), (10, 4000934), (14, 2857810), (20, 2000467), (28, 1428905), (35, 1143124), (70, 571562), (140, 285781)]