12971560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{46327}}^1$

素因数の和:46345

約数の個数: 32

約数和(自身を含む): 33356160

約数和(自身を除く): 20384600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 46327, 92654, 185308, 231635, 324289, 370616, 463270, 648578, 926540, 1297156, 1621445, 1853080, 2594312, 3242890, 6485780, 12971560]

約数ペア:

[(1, 12971560), (2, 6485780), (4, 3242890), (5, 2594312), (7, 1853080), (8, 1621445), (10, 1297156), (14, 926540), (20, 648578), (28, 463270), (35, 370616), (40, 324289), (56, 231635), (70, 185308), (140, 92654), (280, 46327)]