19956200

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{193}}^1$

素因数の和:267

約数の個数: 96

約数和(自身を含む): 51960960

約数和(自身を除く): 32004760

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 47, 50, 55, 88, 94, 100, 110, 188, 193, 200, 220, 235, 275, 376, 386, 440, 470, 517, 550, 772, 940, 965, 1034, 1100, 1175, 1544, 1880, 1930, 2068, 2123, 2200, 2350, 2585, 3860, 4136, 4246, 4700, 4825, 5170, 7720, 8492, 9071, 9400, 9650, 10340, 10615, 12925, 16984, 18142, 19300, 20680, 21230, 25850, 36284, 38600, 42460, 45355, 51700, 53075, 72568, 84920, 90710, 99781, 103400, 106150, 181420, 199562, 212300, 226775, 362840, 399124, 424600, 453550, 498905, 798248, 907100, 997810, 1814200, 1995620, 2494525, 3991240, 4989050, 9978100, 19956200]

約数ペア:

[(1, 19956200), (2, 9978100), (4, 4989050), (5, 3991240), (8, 2494525), (10, 1995620), (11, 1814200), (20, 997810), (22, 907100), (25, 798248), (40, 498905), (44, 453550), (47, 424600), (50, 399124), (55, 362840), (88, 226775), (94, 212300), (100, 199562), (110, 181420), (188, 106150), (193, 103400), (200, 99781), (220, 90710), (235, 84920), (275, 72568), (376, 53075), (386, 51700), (440, 45355), (470, 42460), (517, 38600), (550, 36284), (772, 25850), (940, 21230), (965, 20680), (1034, 19300), (1100, 18142), (1175, 16984), (1544, 12925), (1880, 10615), (1930, 10340), (2068, 9650), (2123, 9400), (2200, 9071), (2350, 8492), (2585, 7720), (3860, 5170), (4136, 4825), (4246, 4700)]