20584800

素因数分解:

$2^5\times 3^3\times 5^2\times {\mathrm{953}}^1$

素因数の和:982

約数の個数: 144

約数和(自身を含む): 74526480

約数和(自身を除く): 53941680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 27, 30, 32, 36, 40, 45, 48, 50, 54, 60, 72, 75, 80, 90, 96, 100, 108, 120, 135, 144, 150, 160, 180, 200, 216, 225, 240, 270, 288, 300, 360, 400, 432, 450, 480, 540, 600, 675, 720, 800, 864, 900, 953, 1080, 1200, 1350, 1440, 1800, 1906, 2160, 2400, 2700, 2859, 3600, 3812, 4320, 4765, 5400, 5718, 7200, 7624, 8577, 9530, 10800, 11436, 14295, 15248, 17154, 19060, 21600, 22872, 23825, 25731, 28590, 30496, 34308, 38120, 42885, 45744, 47650, 51462, 57180, 68616, 71475, 76240, 85770, 91488, 95300, 102924, 114360, 128655, 137232, 142950, 152480, 171540, 190600, 205848, 214425, 228720, 257310, 274464, 285900, 343080, 381200, 411696, 428850, 457440, 514620, 571800, 643275, 686160, 762400, 823392, 857700, 1029240, 1143600, 1286550, 1372320, 1715400, 2058480, 2287200, 2573100, 3430800, 4116960, 5146200, 6861600, 10292400, 20584800]

約数ペア:

[(1, 20584800), (2, 10292400), (3, 6861600), (4, 5146200), (5, 4116960), (6, 3430800), (8, 2573100), (9, 2287200), (10, 2058480), (12, 1715400), (15, 1372320), (16, 1286550), (18, 1143600), (20, 1029240), (24, 857700), (25, 823392), (27, 762400), (30, 686160), (32, 643275), (36, 571800), (40, 514620), (45, 457440), (48, 428850), (50, 411696), (54, 381200), (60, 343080), (72, 285900), (75, 274464), (80, 257310), (90, 228720), (96, 214425), (100, 205848), (108, 190600), (120, 171540), (135, 152480), (144, 142950), (150, 137232), (160, 128655), (180, 114360), (200, 102924), (216, 95300), (225, 91488), (240, 85770), (270, 76240), (288, 71475), (300, 68616), (360, 57180), (400, 51462), (432, 47650), (450, 45744), (480, 42885), (540, 38120), (600, 34308), (675, 30496), (720, 28590), (800, 25731), (864, 23825), (900, 22872), (953, 21600), (1080, 19060), (1200, 17154), (1350, 15248), (1440, 14295), (1800, 11436), (1906, 10800), (2160, 9530), (2400, 8577), (2700, 7624), (2859, 7200), (3600, 5718), (3812, 5400), (4320, 4765)]