2123000

素因数分解:

$2^3\times 5^3\times {\mathrm{11}}^1\times {\mathrm{193}}^1$

素因数の和:225

約数の個数: 64

約数和(自身を含む): 5447520

約数和(自身を除く): 3324520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 125, 193, 200, 220, 250, 275, 386, 440, 500, 550, 772, 965, 1000, 1100, 1375, 1544, 1930, 2123, 2200, 2750, 3860, 4246, 4825, 5500, 7720, 8492, 9650, 10615, 11000, 16984, 19300, 21230, 24125, 38600, 42460, 48250, 53075, 84920, 96500, 106150, 193000, 212300, 265375, 424600, 530750, 1061500, 2123000]

約数ペア:

[(1, 2123000), (2, 1061500), (4, 530750), (5, 424600), (8, 265375), (10, 212300), (11, 193000), (20, 106150), (22, 96500), (25, 84920), (40, 53075), (44, 48250), (50, 42460), (55, 38600), (88, 24125), (100, 21230), (110, 19300), (125, 16984), (193, 11000), (200, 10615), (220, 9650), (250, 8492), (275, 7720), (386, 5500), (440, 4825), (500, 4246), (550, 3860), (772, 2750), (965, 2200), (1000, 2123), (1100, 1930), (1375, 1544)]