230843140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{15661}}^1$

素因数の和:15748

約数の個数: 48

約数和(自身を含む): 536768064

約数和(自身を除く): 305924924

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 67, 110, 134, 220, 268, 335, 670, 737, 1340, 1474, 2948, 3685, 7370, 14740, 15661, 31322, 62644, 78305, 156610, 172271, 313220, 344542, 689084, 861355, 1049287, 1722710, 2098574, 3445420, 4197148, 5246435, 10492870, 11542157, 20985740, 23084314, 46168628, 57710785, 115421570, 230843140]

約数ペア:

[(1, 230843140), (2, 115421570), (4, 57710785), (5, 46168628), (10, 23084314), (11, 20985740), (20, 11542157), (22, 10492870), (44, 5246435), (55, 4197148), (67, 3445420), (110, 2098574), (134, 1722710), (220, 1049287), (268, 861355), (335, 689084), (670, 344542), (737, 313220), (1340, 172271), (1474, 156610), (2948, 78305), (3685, 62644), (7370, 31322), (14740, 15661)]