126820540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{82351}}^1$

素因数の和:82378

約数の個数: 48

約数和(自身を含む): 332043264

約数和(自身を除く): 205222724

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, 82351, 164702, 329404, 411755, 576457, 823510, 905861, 1152914, 1647020, 1811722, 2305828, 2882285, 3623444, 4529305, 5764570, 6341027, 9058610, 11529140, 12682054, 18117220, 25364108, 31705135, 63410270, 126820540]

約数ペア:

[(1, 126820540), (2, 63410270), (4, 31705135), (5, 25364108), (7, 18117220), (10, 12682054), (11, 11529140), (14, 9058610), (20, 6341027), (22, 5764570), (28, 4529305), (35, 3623444), (44, 2882285), (55, 2305828), (70, 1811722), (77, 1647020), (110, 1152914), (140, 905861), (154, 823510), (220, 576457), (308, 411755), (385, 329404), (770, 164702), (1540, 82351)]