56481680

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37159}}^1$

素因数の和:37191

約数の個数: 40

約数和(自身を含む): 138235200

約数和(自身を除く): 81753520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 37159, 74318, 148636, 185795, 297272, 371590, 594544, 706021, 743180, 1412042, 1486360, 2824084, 2972720, 3530105, 5648168, 7060210, 11296336, 14120420, 28240840, 56481680]

約数ペア:

[(1, 56481680), (2, 28240840), (4, 14120420), (5, 11296336), (8, 7060210), (10, 5648168), (16, 3530105), (19, 2972720), (20, 2824084), (38, 1486360), (40, 1412042), (76, 743180), (80, 706021), (95, 594544), (152, 371590), (190, 297272), (304, 185795), (380, 148636), (760, 74318), (1520, 37159)]