138867290

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{12107}}^1$

素因数の和:12182

約数の個数: 32

約数和(自身を含む): 265019904

約数和(自身を除く): 126152614

約数列:

[1, 2, 5, 10, 31, 37, 62, 74, 155, 185, 310, 370, 1147, 2294, 5735, 11470, 12107, 24214, 60535, 121070, 375317, 447959, 750634, 895918, 1876585, 2239795, 3753170, 4479590, 13886729, 27773458, 69433645, 138867290]

約数ペア:

[(1, 138867290), (2, 69433645), (5, 27773458), (10, 13886729), (31, 4479590), (37, 3753170), (62, 2239795), (74, 1876585), (155, 895918), (185, 750634), (310, 447959), (370, 375317), (1147, 121070), (2294, 60535), (5735, 24214), (11470, 12107)]