31040380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{221717}}^1$

素因数の和:221733

約数の個数: 24

約数和(自身を含む): 74497248

約数和(自身を除く): 43456868

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 221717, 443434, 886868, 1108585, 1552019, 2217170, 3104038, 4434340, 6208076, 7760095, 15520190, 31040380]

約数ペア:

[(1, 31040380), (2, 15520190), (4, 7760095), (5, 6208076), (7, 4434340), (10, 3104038), (14, 2217170), (20, 1552019), (28, 1108585), (35, 886868), (70, 443434), (140, 221717)]