174870740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{19387}}^1$

素因数の和:19448

約数の個数: 48

約数和(自身を含む): 410405184

約数和(自身を除く): 235534444

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 82, 110, 164, 205, 220, 410, 451, 820, 902, 1804, 2255, 4510, 9020, 19387, 38774, 77548, 96935, 193870, 213257, 387740, 426514, 794867, 853028, 1066285, 1589734, 2132570, 3179468, 3974335, 4265140, 7948670, 8743537, 15897340, 17487074, 34974148, 43717685, 87435370, 174870740]

約数ペア:

[(1, 174870740), (2, 87435370), (4, 43717685), (5, 34974148), (10, 17487074), (11, 15897340), (20, 8743537), (22, 7948670), (41, 4265140), (44, 3974335), (55, 3179468), (82, 2132570), (110, 1589734), (164, 1066285), (205, 853028), (220, 794867), (410, 426514), (451, 387740), (820, 213257), (902, 193870), (1804, 96935), (2255, 77548), (4510, 38774), (9020, 19387)]