20171007416

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{2789}}^1$

素因数の和:2997

約数の個数: 128

約数和(自身を含む): 46861286400

約数和(自身を除く): 26690278984

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 71, 107, 119, 136, 142, 214, 238, 284, 428, 476, 497, 568, 749, 856, 952, 994, 1207, 1498, 1819, 1988, 2414, 2789, 2996, 3638, 3976, 4828, 5578, 5992, 7276, 7597, 8449, 9656, 11156, 12733, 14552, 15194, 16898, 19523, 22312, 25466, 30388, 33796, 39046, 47413, 50932, 53179, 60776, 67592, 78092, 94826, 101864, 106358, 129149, 156184, 189652, 198019, 212716, 258298, 298423, 331891, 379304, 396038, 425432, 516596, 596846, 663782, 792076, 904043, 1033192, 1193692, 1327564, 1386133, 1584152, 1808086, 2088961, 2387384, 2655128, 2772266, 3366323, 3616172, 4177922, 5073191, 5544532, 6732646, 7232344, 8355844, 10146382, 11089064, 13465292, 16711688, 20292764, 21188033, 23564261, 26930584, 35512337, 40585528, 42376066, 47128522, 71024674, 84752132, 94257044, 142049348, 148316231, 169504264, 188514088, 284098696, 296632462, 360196561, 593264924, 720393122, 1186529848, 1440786244, 2521375927, 2881572488, 5042751854, 10085503708, 20171007416]

約数ペア:

[(1, 20171007416), (2, 10085503708), (4, 5042751854), (7, 2881572488), (8, 2521375927), (14, 1440786244), (17, 1186529848), (28, 720393122), (34, 593264924), (56, 360196561), (68, 296632462), (71, 284098696), (107, 188514088), (119, 169504264), (136, 148316231), (142, 142049348), (214, 94257044), (238, 84752132), (284, 71024674), (428, 47128522), (476, 42376066), (497, 40585528), (568, 35512337), (749, 26930584), (856, 23564261), (952, 21188033), (994, 20292764), (1207, 16711688), (1498, 13465292), (1819, 11089064), (1988, 10146382), (2414, 8355844), (2789, 7232344), (2996, 6732646), (3638, 5544532), (3976, 5073191), (4828, 4177922), (5578, 3616172), (5992, 3366323), (7276, 2772266), (7597, 2655128), (8449, 2387384), (9656, 2088961), (11156, 1808086), (12733, 1584152), (14552, 1386133), (15194, 1327564), (16898, 1193692), (19523, 1033192), (22312, 904043), (25466, 792076), (30388, 663782), (33796, 596846), (39046, 516596), (47413, 425432), (50932, 396038), (53179, 379304), (60776, 331891), (67592, 298423), (78092, 258298), (94826, 212716), (101864, 198019), (106358, 189652), (129149, 156184)]