21812000

素因数分解:

$2^5\times 5^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1$

素因数の和:92

約数の個数: 192

約数和(自身を含む): 66044160

約数和(自身を除く): 44232160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 25, 28, 32, 35, 38, 40, 41, 50, 56, 70, 76, 80, 82, 95, 100, 112, 125, 133, 140, 152, 160, 164, 175, 190, 200, 205, 224, 250, 266, 280, 287, 304, 328, 350, 380, 400, 410, 475, 500, 532, 560, 574, 608, 656, 665, 700, 760, 779, 800, 820, 875, 950, 1000, 1025, 1064, 1120, 1148, 1312, 1330, 1400, 1435, 1520, 1558, 1640, 1750, 1900, 2000, 2050, 2128, 2296, 2375, 2660, 2800, 2870, 3040, 3116, 3280, 3325, 3500, 3800, 3895, 4000, 4100, 4256, 4592, 4750, 5125, 5320, 5453, 5600, 5740, 6232, 6560, 6650, 7000, 7175, 7600, 7790, 8200, 9184, 9500, 10250, 10640, 10906, 11480, 12464, 13300, 14000, 14350, 15200, 15580, 16400, 16625, 19000, 19475, 20500, 21280, 21812, 22960, 24928, 26600, 27265, 28000, 28700, 31160, 32800, 33250, 35875, 38000, 38950, 41000, 43624, 45920, 53200, 54530, 57400, 62320, 66500, 71750, 76000, 77900, 82000, 87248, 97375, 106400, 109060, 114800, 124640, 133000, 136325, 143500, 155800, 164000, 174496, 194750, 218120, 229600, 266000, 272650, 287000, 311600, 389500, 436240, 532000, 545300, 574000, 623200, 681625, 779000, 872480, 1090600, 1148000, 1363250, 1558000, 2181200, 2726500, 3116000, 4362400, 5453000, 10906000, 21812000]

約数ペア:

[(1, 21812000), (2, 10906000), (4, 5453000), (5, 4362400), (7, 3116000), (8, 2726500), (10, 2181200), (14, 1558000), (16, 1363250), (19, 1148000), (20, 1090600), (25, 872480), (28, 779000), (32, 681625), (35, 623200), (38, 574000), (40, 545300), (41, 532000), (50, 436240), (56, 389500), (70, 311600), (76, 287000), (80, 272650), (82, 266000), (95, 229600), (100, 218120), (112, 194750), (125, 174496), (133, 164000), (140, 155800), (152, 143500), (160, 136325), (164, 133000), (175, 124640), (190, 114800), (200, 109060), (205, 106400), (224, 97375), (250, 87248), (266, 82000), (280, 77900), (287, 76000), (304, 71750), (328, 66500), (350, 62320), (380, 57400), (400, 54530), (410, 53200), (475, 45920), (500, 43624), (532, 41000), (560, 38950), (574, 38000), (608, 35875), (656, 33250), (665, 32800), (700, 31160), (760, 28700), (779, 28000), (800, 27265), (820, 26600), (875, 24928), (950, 22960), (1000, 21812), (1025, 21280), (1064, 20500), (1120, 19475), (1148, 19000), (1312, 16625), (1330, 16400), (1400, 15580), (1435, 15200), (1520, 14350), (1558, 14000), (1640, 13300), (1750, 12464), (1900, 11480), (2000, 10906), (2050, 10640), (2128, 10250), (2296, 9500), (2375, 9184), (2660, 8200), (2800, 7790), (2870, 7600), (3040, 7175), (3116, 7000), (3280, 6650), (3325, 6560), (3500, 6232), (3800, 5740), (3895, 5600), (4000, 5453), (4100, 5320), (4256, 5125), (4592, 4750)]