20662200

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{883}}^1$

素因数の和:918

約数の個数: 144

約数和(自身を含む): 74812920

約数和(自身を除く): 54150720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 25, 26, 30, 36, 39, 40, 45, 50, 52, 60, 65, 72, 75, 78, 90, 100, 104, 117, 120, 130, 150, 156, 180, 195, 200, 225, 234, 260, 300, 312, 325, 360, 390, 450, 468, 520, 585, 600, 650, 780, 883, 900, 936, 975, 1170, 1300, 1560, 1766, 1800, 1950, 2340, 2600, 2649, 2925, 3532, 3900, 4415, 4680, 5298, 5850, 7064, 7800, 7947, 8830, 10596, 11479, 11700, 13245, 15894, 17660, 21192, 22075, 22958, 23400, 26490, 31788, 34437, 35320, 39735, 44150, 45916, 52980, 57395, 63576, 66225, 68874, 79470, 88300, 91832, 103311, 105960, 114790, 132450, 137748, 158940, 172185, 176600, 198675, 206622, 229580, 264900, 275496, 286975, 317880, 344370, 397350, 413244, 459160, 516555, 529800, 573950, 688740, 794700, 826488, 860925, 1033110, 1147900, 1377480, 1589400, 1721850, 2066220, 2295800, 2582775, 3443700, 4132440, 5165550, 6887400, 10331100, 20662200]

約数ペア:

[(1, 20662200), (2, 10331100), (3, 6887400), (4, 5165550), (5, 4132440), (6, 3443700), (8, 2582775), (9, 2295800), (10, 2066220), (12, 1721850), (13, 1589400), (15, 1377480), (18, 1147900), (20, 1033110), (24, 860925), (25, 826488), (26, 794700), (30, 688740), (36, 573950), (39, 529800), (40, 516555), (45, 459160), (50, 413244), (52, 397350), (60, 344370), (65, 317880), (72, 286975), (75, 275496), (78, 264900), (90, 229580), (100, 206622), (104, 198675), (117, 176600), (120, 172185), (130, 158940), (150, 137748), (156, 132450), (180, 114790), (195, 105960), (200, 103311), (225, 91832), (234, 88300), (260, 79470), (300, 68874), (312, 66225), (325, 63576), (360, 57395), (390, 52980), (450, 45916), (468, 44150), (520, 39735), (585, 35320), (600, 34437), (650, 31788), (780, 26490), (883, 23400), (900, 22958), (936, 22075), (975, 21192), (1170, 17660), (1300, 15894), (1560, 13245), (1766, 11700), (1800, 11479), (1950, 10596), (2340, 8830), (2600, 7947), (2649, 7800), (2925, 7064), (3532, 5850), (3900, 5298), (4415, 4680)]