20214704640

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{202471}}^1$

素因数の和:202510

約数の個数: 160

約数和(自身を含む): 69595295616

約数和(自身を除く): 49380590976

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 256, 260, 312, 320, 384, 390, 416, 480, 512, 520, 624, 640, 768, 780, 832, 960, 1040, 1248, 1280, 1536, 1560, 1664, 1920, 2080, 2496, 2560, 3120, 3328, 3840, 4160, 4992, 6240, 6656, 7680, 8320, 9984, 12480, 16640, 19968, 24960, 33280, 49920, 99840, 202471, 404942, 607413, 809884, 1012355, 1214826, 1619768, 2024710, 2429652, 2632123, 3037065, 3239536, 4049420, 4859304, 5264246, 6074130, 6479072, 7896369, 8098840, 9718608, 10528492, 12148260, 12958144, 13160615, 15792738, 16197680, 19437216, 21056984, 24296520, 25916288, 26321230, 31585476, 32395360, 38874432, 39481845, 42113968, 48593040, 51832576, 52642460, 63170952, 64790720, 77748864, 78963690, 84227936, 97186080, 103665152, 105284920, 126341904, 129581440, 155497728, 157927380, 168455872, 194372160, 210569840, 252683808, 259162880, 310995456, 315854760, 336911744, 388744320, 421139680, 505367616, 518325760, 631709520, 673823488, 777488640, 842279360, 1010735232, 1263419040, 1347646976, 1554977280, 1684558720, 2021470464, 2526838080, 3369117440, 4042940928, 5053676160, 6738234880, 10107352320, 20214704640]

約数ペア:

[(1, 20214704640), (2, 10107352320), (3, 6738234880), (4, 5053676160), (5, 4042940928), (6, 3369117440), (8, 2526838080), (10, 2021470464), (12, 1684558720), (13, 1554977280), (15, 1347646976), (16, 1263419040), (20, 1010735232), (24, 842279360), (26, 777488640), (30, 673823488), (32, 631709520), (39, 518325760), (40, 505367616), (48, 421139680), (52, 388744320), (60, 336911744), (64, 315854760), (65, 310995456), (78, 259162880), (80, 252683808), (96, 210569840), (104, 194372160), (120, 168455872), (128, 157927380), (130, 155497728), (156, 129581440), (160, 126341904), (192, 105284920), (195, 103665152), (208, 97186080), (240, 84227936), (256, 78963690), (260, 77748864), (312, 64790720), (320, 63170952), (384, 52642460), (390, 51832576), (416, 48593040), (480, 42113968), (512, 39481845), (520, 38874432), (624, 32395360), (640, 31585476), (768, 26321230), (780, 25916288), (832, 24296520), (960, 21056984), (1040, 19437216), (1248, 16197680), (1280, 15792738), (1536, 13160615), (1560, 12958144), (1664, 12148260), (1920, 10528492), (2080, 9718608), (2496, 8098840), (2560, 7896369), (3120, 6479072), (3328, 6074130), (3840, 5264246), (4160, 4859304), (4992, 4049420), (6240, 3239536), (6656, 3037065), (7680, 2632123), (8320, 2429652), (9984, 2024710), (12480, 1619768), (16640, 1214826), (19968, 1012355), (24960, 809884), (33280, 607413), (49920, 404942), (99840, 202471)]