12965260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{8419}}^1$

素因数の和:8446

約数の個数: 48

約数和(自身を含む): 33949440

約数和(自身を除く): 20984180

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 8419, 16838, 33676, 42095, 58933, 84190, 92609, 117866, 168380, 185218, 235732, 294665, 370436, 463045, 589330, 648263, 926090, 1178660, 1296526, 1852180, 2593052, 3241315, 6482630, 12965260]

約数ペア:

[(1, 12965260), (2, 6482630), (4, 3241315), (5, 2593052), (7, 1852180), (10, 1296526), (11, 1178660), (14, 926090), (20, 648263), (22, 589330), (28, 463045), (35, 370436), (44, 294665), (55, 235732), (70, 185218), (77, 168380), (110, 117866), (140, 92609), (154, 84190), (220, 58933), (308, 42095), (385, 33676), (770, 16838), (1540, 8419)]