19129000

素因数分解:

$2^3\times 5^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:116

約数の個数: 128

約数和(自身を含む): 51217920

約数和(自身を除く): 32088920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 37, 40, 44, 47, 50, 55, 74, 88, 94, 100, 110, 125, 148, 185, 188, 200, 220, 235, 250, 275, 296, 370, 376, 407, 440, 470, 500, 517, 550, 740, 814, 925, 940, 1000, 1034, 1100, 1175, 1375, 1480, 1628, 1739, 1850, 1880, 2035, 2068, 2200, 2350, 2585, 2750, 3256, 3478, 3700, 4070, 4136, 4625, 4700, 5170, 5500, 5875, 6956, 7400, 8140, 8695, 9250, 9400, 10175, 10340, 11000, 11750, 12925, 13912, 16280, 17390, 18500, 19129, 20350, 20680, 23500, 25850, 34780, 37000, 38258, 40700, 43475, 47000, 50875, 51700, 64625, 69560, 76516, 81400, 86950, 95645, 101750, 103400, 129250, 153032, 173900, 191290, 203500, 217375, 258500, 347800, 382580, 407000, 434750, 478225, 517000, 765160, 869500, 956450, 1739000, 1912900, 2391125, 3825800, 4782250, 9564500, 19129000]

約数ペア:

[(1, 19129000), (2, 9564500), (4, 4782250), (5, 3825800), (8, 2391125), (10, 1912900), (11, 1739000), (20, 956450), (22, 869500), (25, 765160), (37, 517000), (40, 478225), (44, 434750), (47, 407000), (50, 382580), (55, 347800), (74, 258500), (88, 217375), (94, 203500), (100, 191290), (110, 173900), (125, 153032), (148, 129250), (185, 103400), (188, 101750), (200, 95645), (220, 86950), (235, 81400), (250, 76516), (275, 69560), (296, 64625), (370, 51700), (376, 50875), (407, 47000), (440, 43475), (470, 40700), (500, 38258), (517, 37000), (550, 34780), (740, 25850), (814, 23500), (925, 20680), (940, 20350), (1000, 19129), (1034, 18500), (1100, 17390), (1175, 16280), (1375, 13912), (1480, 12925), (1628, 11750), (1739, 11000), (1850, 10340), (1880, 10175), (2035, 9400), (2068, 9250), (2200, 8695), (2350, 8140), (2585, 7400), (2750, 6956), (3256, 5875), (3478, 5500), (3700, 5170), (4070, 4700), (4136, 4625)]