8045438.00000000

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{193}}^1$

素因数の和:307

約数の個数: 72

約数和(自身を含む): 45465840

約数和(自身を除く): 26571140

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 89, 100, 110, 178, 193, 220, 275, 356, 386, 445, 550, 772, 890, 965, 979, 1100, 1780, 1930, 1958, 2123, 2225, 3860, 3916, 4246, 4450, 4825, 4895, 8492, 8900, 9650, 9790, 10615, 17177, 19300, 19580, 21230, 24475, 34354, 42460, 48950, 53075, 68708, 85885, 97900, 106150, 171770, 188947, 212300, 343540, 377894, 429425, 755788, 858850, 944735, 1717700, 1889470, 3778940, 4723675, 9447350, 18894700]

約数ペア:

[(1, 18894700), (2, 9447350), (4, 4723675), (5, 3778940), (10, 1889470), (11, 1717700), (20, 944735), (22, 858850), (25, 755788), (44, 429425), (50, 377894), (55, 343540), (89, 212300), (100, 188947), (110, 171770), (178, 106150), (193, 97900), (220, 85885), (275, 68708), (356, 53075), (386, 48950), (445, 42460), (550, 34354), (772, 24475), (890, 21230), (965, 19580), (979, 19300), (1100, 17177), (1780, 10615), (1930, 9790), (1958, 9650), (2123, 8900), (2225, 8492), (3860, 4895), (3916, 4825), (4246, 4450)]