20345676890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{2402087}}^1$

素因数の和:2402123

約数の個数: 48

約数和(自身を含む): 46004789376

約数和(自身を除く): 25659112486

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 121, 154, 242, 385, 605, 770, 847, 1210, 1694, 4235, 8470, 2402087, 4804174, 12010435, 16814609, 24020870, 26422957, 33629218, 52845914, 84073045, 132114785, 168146090, 184960699, 264229570, 290652527, 369921398, 581305054, 924803495, 1453262635, 1849606990, 2034567689, 2906525270, 4069135378, 10172838445, 20345676890]

約数ペア:

[(1, 20345676890), (2, 10172838445), (5, 4069135378), (7, 2906525270), (10, 2034567689), (11, 1849606990), (14, 1453262635), (22, 924803495), (35, 581305054), (55, 369921398), (70, 290652527), (77, 264229570), (110, 184960699), (121, 168146090), (154, 132114785), (242, 84073045), (385, 52845914), (605, 33629218), (770, 26422957), (847, 24020870), (1210, 16814609), (1694, 12010435), (4235, 4804174), (8470, 2402087)]