26307960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31319}}^1$

素因数の和:31340

約数の個数: 64

約数和(自身を含む): 90201600

約数和(自身を除く): 63893640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 31319, 62638, 93957, 125276, 156595, 187914, 219233, 250552, 313190, 375828, 438466, 469785, 626380, 657699, 751656, 876932, 939570, 1096165, 1252760, 1315398, 1753864, 1879140, 2192330, 2630796, 3288495, 3758280, 4384660, 5261592, 6576990, 8769320, 13153980, 26307960]

約数ペア:

[(1, 26307960), (2, 13153980), (3, 8769320), (4, 6576990), (5, 5261592), (6, 4384660), (7, 3758280), (8, 3288495), (10, 2630796), (12, 2192330), (14, 1879140), (15, 1753864), (20, 1315398), (21, 1252760), (24, 1096165), (28, 939570), (30, 876932), (35, 751656), (40, 657699), (42, 626380), (56, 469785), (60, 438466), (70, 375828), (84, 313190), (105, 250552), (120, 219233), (140, 187914), (168, 156595), (210, 125276), (280, 93957), (420, 62638), (840, 31319)]