123346040

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{75211}}^1$

素因数の和:75263

約数の個数: 32

約数和(自身を含む): 284301360

約数和(自身を除く): 160955320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 75211, 150422, 300844, 376055, 601688, 752110, 1504220, 3008440, 3083651, 6167302, 12334604, 15418255, 24669208, 30836510, 61673020, 123346040]

約数ペア:

[(1, 123346040), (2, 61673020), (4, 30836510), (5, 24669208), (8, 15418255), (10, 12334604), (20, 6167302), (40, 3083651), (41, 3008440), (82, 1504220), (164, 752110), (205, 601688), (328, 376055), (410, 300844), (820, 150422), (1640, 75211)]