187931480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{427117}}^1$

素因数の和:427139

約数の個数: 32

約数和(自身を含む): 461287440

約数和(自身を除く): 273355960

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 427117, 854234, 1708468, 2135585, 3416936, 4271170, 4698287, 8542340, 9396574, 17084680, 18793148, 23491435, 37586296, 46982870, 93965740, 187931480]

約数ペア:

[(1, 187931480), (2, 93965740), (4, 46982870), (5, 37586296), (8, 23491435), (10, 18793148), (11, 17084680), (20, 9396574), (22, 8542340), (40, 4698287), (44, 4271170), (55, 3416936), (88, 2135585), (110, 1708468), (220, 854234), (440, 427117)]