31931480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{114041}}^1$

素因数の和:114059

約数の個数: 32

約数和(自身を含む): 82110240

約数和(自身を除く): 50178760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 114041, 228082, 456164, 570205, 798287, 912328, 1140410, 1596574, 2280820, 3193148, 3991435, 4561640, 6386296, 7982870, 15965740, 31931480]

約数ペア:

[(1, 31931480), (2, 15965740), (4, 7982870), (5, 6386296), (7, 4561640), (8, 3991435), (10, 3193148), (14, 2280820), (20, 1596574), (28, 1140410), (35, 912328), (40, 798287), (56, 570205), (70, 456164), (140, 228082), (280, 114041)]