19883200

素因数分解:

$2^6\times 5^2\times {\mathrm{17}}^2\times {\mathrm{43}}^1$

素因数の和:99

約数の個数: 126

約数和(自身を含む): 53180996

約数和(自身を除く): 33297796

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 43, 50, 64, 68, 80, 85, 86, 100, 136, 160, 170, 172, 200, 215, 272, 289, 320, 340, 344, 400, 425, 430, 544, 578, 680, 688, 731, 800, 850, 860, 1075, 1088, 1156, 1360, 1376, 1445, 1462, 1600, 1700, 1720, 2150, 2312, 2720, 2752, 2890, 2924, 3400, 3440, 3655, 4300, 4624, 5440, 5780, 5848, 6800, 6880, 7225, 7310, 8600, 9248, 11560, 11696, 12427, 13600, 13760, 14450, 14620, 17200, 18275, 18496, 23120, 23392, 24854, 27200, 28900, 29240, 34400, 36550, 46240, 46784, 49708, 57800, 58480, 62135, 68800, 73100, 92480, 99416, 115600, 116960, 124270, 146200, 198832, 231200, 233920, 248540, 292400, 310675, 397664, 462400, 497080, 584800, 621350, 795328, 994160, 1169600, 1242700, 1988320, 2485400, 3976640, 4970800, 9941600, 19883200]

約数ペア:

[(1, 19883200), (2, 9941600), (4, 4970800), (5, 3976640), (8, 2485400), (10, 1988320), (16, 1242700), (17, 1169600), (20, 994160), (25, 795328), (32, 621350), (34, 584800), (40, 497080), (43, 462400), (50, 397664), (64, 310675), (68, 292400), (80, 248540), (85, 233920), (86, 231200), (100, 198832), (136, 146200), (160, 124270), (170, 116960), (172, 115600), (200, 99416), (215, 92480), (272, 73100), (289, 68800), (320, 62135), (340, 58480), (344, 57800), (400, 49708), (425, 46784), (430, 46240), (544, 36550), (578, 34400), (680, 29240), (688, 28900), (731, 27200), (800, 24854), (850, 23392), (860, 23120), (1075, 18496), (1088, 18275), (1156, 17200), (1360, 14620), (1376, 14450), (1445, 13760), (1462, 13600), (1600, 12427), (1700, 11696), (1720, 11560), (2150, 9248), (2312, 8600), (2720, 7310), (2752, 7225), (2890, 6880), (2924, 6800), (3400, 5848), (3440, 5780), (3655, 5440), (4300, 4624)]