1997286.00000000

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{12919}}^1$

素因数の和:12966

約数の個数: 32

約数和(自身を含む): 83721600

約数和(自身を除く): 42509990

約数列:

[1, 2, 5, 10, 11, 22, 29, 55, 58, 110, 145, 290, 319, 638, 1595, 3190, 12919, 25838, 64595, 129190, 142109, 284218, 374651, 710545, 749302, 1421090, 1873255, 3746510, 4121161, 8242322, 20605805, 41211610]

約数ペア:

[(1, 41211610), (2, 20605805), (5, 8242322), (10, 4121161), (11, 3746510), (22, 1873255), (29, 1421090), (55, 749302), (58, 710545), (110, 374651), (145, 284218), (290, 142109), (319, 129190), (638, 64595), (1595, 25838), (3190, 12919)]