18734000

素因数分解:

$2^4\times 5^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1$

素因数の和:88

約数の個数: 160

約数和(自身を含む): 52228800

約数和(自身を除く): 33494800

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 25, 29, 34, 38, 40, 50, 58, 68, 76, 80, 85, 95, 100, 116, 125, 136, 145, 152, 170, 190, 200, 232, 250, 272, 290, 304, 323, 340, 380, 400, 425, 464, 475, 493, 500, 551, 580, 646, 680, 725, 760, 850, 950, 986, 1000, 1102, 1160, 1292, 1360, 1450, 1520, 1615, 1700, 1900, 1972, 2000, 2125, 2204, 2320, 2375, 2465, 2584, 2755, 2900, 3230, 3400, 3625, 3800, 3944, 4250, 4408, 4750, 4930, 5168, 5510, 5800, 6460, 6800, 7250, 7600, 7888, 8075, 8500, 8816, 9367, 9500, 9860, 11020, 11600, 12325, 12920, 13775, 14500, 16150, 17000, 18734, 19000, 19720, 22040, 24650, 25840, 27550, 29000, 32300, 34000, 37468, 38000, 39440, 40375, 44080, 46835, 49300, 55100, 58000, 61625, 64600, 68875, 74936, 80750, 93670, 98600, 110200, 123250, 129200, 137750, 149872, 161500, 187340, 197200, 220400, 234175, 246500, 275500, 323000, 374680, 468350, 493000, 551000, 646000, 749360, 936700, 986000, 1102000, 1170875, 1873400, 2341750, 3746800, 4683500, 9367000, 18734000]

約数ペア:

[(1, 18734000), (2, 9367000), (4, 4683500), (5, 3746800), (8, 2341750), (10, 1873400), (16, 1170875), (17, 1102000), (19, 986000), (20, 936700), (25, 749360), (29, 646000), (34, 551000), (38, 493000), (40, 468350), (50, 374680), (58, 323000), (68, 275500), (76, 246500), (80, 234175), (85, 220400), (95, 197200), (100, 187340), (116, 161500), (125, 149872), (136, 137750), (145, 129200), (152, 123250), (170, 110200), (190, 98600), (200, 93670), (232, 80750), (250, 74936), (272, 68875), (290, 64600), (304, 61625), (323, 58000), (340, 55100), (380, 49300), (400, 46835), (425, 44080), (464, 40375), (475, 39440), (493, 38000), (500, 37468), (551, 34000), (580, 32300), (646, 29000), (680, 27550), (725, 25840), (760, 24650), (850, 22040), (950, 19720), (986, 19000), (1000, 18734), (1102, 17000), (1160, 16150), (1292, 14500), (1360, 13775), (1450, 12920), (1520, 12325), (1615, 11600), (1700, 11020), (1900, 9860), (1972, 9500), (2000, 9367), (2125, 8816), (2204, 8500), (2320, 8075), (2375, 7888), (2465, 7600), (2584, 7250), (2755, 6800), (2900, 6460), (3230, 5800), (3400, 5510), (3625, 5168), (3800, 4930), (3944, 4750), (4250, 4408)]