19973670290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{191}}^1\times {\mathrm{439}}^1$

素因数の和:768

約数の個数: 128

約数和(自身を含む): 42918543360

約数和(自身を除く): 22944873070

約数列:

[1, 2, 5, 7, 10, 14, 35, 41, 70, 82, 83, 166, 191, 205, 287, 382, 410, 415, 439, 574, 581, 830, 878, 955, 1162, 1337, 1435, 1910, 2195, 2674, 2870, 2905, 3073, 3403, 4390, 5810, 6146, 6685, 6806, 7831, 13370, 15365, 15662, 15853, 17015, 17999, 23821, 30730, 31706, 34030, 35998, 36437, 39155, 47642, 54817, 72874, 78310, 79265, 83849, 89995, 109634, 110971, 119105, 125993, 158530, 167698, 179990, 182185, 221942, 238210, 251986, 255059, 274085, 364370, 419245, 510118, 548170, 554855, 586943, 629965, 649973, 838490, 1109710, 1173886, 1259930, 1275295, 1299946, 1493917, 2550590, 2934715, 2987834, 3249865, 3437809, 4549811, 5869430, 6499730, 6875618, 6959467, 7469585, 9099622, 10457419, 13918934, 14939170, 17189045, 20914838, 22749055, 24064663, 34378090, 34797335, 45498110, 48129326, 48716269, 52287095, 69594670, 97432538, 104574190, 120323315, 240646630, 243581345, 285338147, 487162690, 570676294, 1426690735, 1997367029, 2853381470, 3994734058, 9986835145, 19973670290]

約数ペア:

[(1, 19973670290), (2, 9986835145), (5, 3994734058), (7, 2853381470), (10, 1997367029), (14, 1426690735), (35, 570676294), (41, 487162690), (70, 285338147), (82, 243581345), (83, 240646630), (166, 120323315), (191, 104574190), (205, 97432538), (287, 69594670), (382, 52287095), (410, 48716269), (415, 48129326), (439, 45498110), (574, 34797335), (581, 34378090), (830, 24064663), (878, 22749055), (955, 20914838), (1162, 17189045), (1337, 14939170), (1435, 13918934), (1910, 10457419), (2195, 9099622), (2674, 7469585), (2870, 6959467), (2905, 6875618), (3073, 6499730), (3403, 5869430), (4390, 4549811), (5810, 3437809), (6146, 3249865), (6685, 2987834), (6806, 2934715), (7831, 2550590), (13370, 1493917), (15365, 1299946), (15662, 1275295), (15853, 1259930), (17015, 1173886), (17999, 1109710), (23821, 838490), (30730, 649973), (31706, 629965), (34030, 586943), (35998, 554855), (36437, 548170), (39155, 510118), (47642, 419245), (54817, 364370), (72874, 274085), (78310, 255059), (79265, 251986), (83849, 238210), (89995, 221942), (109634, 182185), (110971, 179990), (119105, 167698), (125993, 158530)]