7070140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{4591}}^1$

素因数の和:4618

約数の個数: 48

約数和(自身を含む): 18514944

約数和(自身を除く): 11444804

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, 4591, 9182, 18364, 22955, 32137, 45910, 50501, 64274, 91820, 101002, 128548, 160685, 202004, 252505, 321370, 353507, 505010, 642740, 707014, 1010020, 1414028, 1767535, 3535070, 7070140]

約数ペア:

[(1, 7070140), (2, 3535070), (4, 1767535), (5, 1414028), (7, 1010020), (10, 707014), (11, 642740), (14, 505010), (20, 353507), (22, 321370), (28, 252505), (35, 202004), (44, 160685), (55, 128548), (70, 101002), (77, 91820), (110, 64274), (140, 50501), (154, 45910), (220, 32137), (308, 22955), (385, 18364), (770, 9182), (1540, 4591)]