1027898740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{241}}^1\times {\mathrm{19387}}^1$

素因数の和:19648

約数の個数: 48

約数和(自身を含む): 2364715584

約数和(自身を除く): 1336816844

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 241, 482, 964, 1205, 2410, 2651, 4820, 5302, 10604, 13255, 19387, 26510, 38774, 53020, 77548, 96935, 193870, 213257, 387740, 426514, 853028, 1066285, 2132570, 4265140, 4672267, 9344534, 18689068, 23361335, 46722670, 51394937, 93445340, 102789874, 205579748, 256974685, 513949370, 1027898740]

約数ペア:

[(1, 1027898740), (2, 513949370), (4, 256974685), (5, 205579748), (10, 102789874), (11, 93445340), (20, 51394937), (22, 46722670), (44, 23361335), (55, 18689068), (110, 9344534), (220, 4672267), (241, 4265140), (482, 2132570), (964, 1066285), (1205, 853028), (2410, 426514), (2651, 387740), (4820, 213257), (5302, 193870), (10604, 96935), (13255, 77548), (19387, 53020), (26510, 38774)]