20237840000

素因数分解:

$2^7\times 5^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{509}}^1$

素因数の和:621

約数の個数: 320

約数和(自身を含む): 58503772800

約数和(自身を除く): 38265932800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 64, 70, 71, 80, 100, 112, 125, 128, 140, 142, 160, 175, 200, 224, 250, 280, 284, 320, 350, 355, 400, 448, 497, 500, 509, 560, 568, 625, 640, 700, 710, 800, 875, 896, 994, 1000, 1018, 1120, 1136, 1250, 1400, 1420, 1600, 1750, 1775, 1988, 2000, 2036, 2240, 2272, 2485, 2500, 2545, 2800, 2840, 3200, 3500, 3550, 3563, 3976, 4000, 4072, 4375, 4480, 4544, 4970, 5000, 5090, 5600, 5680, 7000, 7100, 7126, 7952, 8000, 8144, 8750, 8875, 9088, 9940, 10000, 10180, 11200, 11360, 12425, 12725, 14000, 14200, 14252, 15904, 16000, 16288, 17500, 17750, 17815, 19880, 20000, 20360, 22400, 22720, 24850, 25450, 28000, 28400, 28504, 31808, 32576, 35000, 35500, 35630, 36139, 39760, 40000, 40720, 44375, 45440, 49700, 50900, 56000, 56800, 57008, 62125, 63616, 63625, 65152, 70000, 71000, 71260, 72278, 79520, 80000, 81440, 88750, 89075, 99400, 101800, 112000, 113600, 114016, 124250, 127250, 140000, 142000, 142520, 144556, 159040, 162880, 177500, 178150, 180695, 198800, 203600, 227200, 228032, 248500, 252973, 254500, 280000, 284000, 285040, 289112, 310625, 318080, 318125, 325760, 355000, 356300, 361390, 397600, 407200, 445375, 456064, 497000, 505946, 509000, 560000, 568000, 570080, 578224, 621250, 636250, 710000, 712600, 722780, 795200, 814400, 890750, 903475, 994000, 1011892, 1018000, 1136000, 1140160, 1156448, 1242500, 1264865, 1272500, 1420000, 1425200, 1445560, 1590400, 1628800, 1781500, 1806950, 1988000, 2023784, 2036000, 2226875, 2280320, 2312896, 2485000, 2529730, 2545000, 2840000, 2850400, 2891120, 3563000, 3613900, 3976000, 4047568, 4072000, 4453750, 4517375, 4625792, 4970000, 5059460, 5090000, 5680000, 5700800, 5782240, 6324325, 7126000, 7227800, 7952000, 8095136, 8144000, 8907500, 9034750, 9940000, 10118920, 10180000, 11401600, 11564480, 12648650, 14252000, 14455600, 16190272, 17815000, 18069500, 19880000, 20237840, 20360000, 22586875, 23128960, 25297300, 28504000, 28911200, 31621625, 32380544, 35630000, 36139000, 39760000, 40475680, 40720000, 45173750, 50594600, 57008000, 57822400, 63243250, 71260000, 72278000, 80951360, 90347500, 101189200, 115644800, 126486500, 142520000, 144556000, 158108125, 161902720, 180695000, 202378400, 252973000, 285040000, 289112000, 316216250, 361390000, 404756800, 505946000, 578224000, 632432500, 722780000, 809513600, 1011892000, 1264865000, 1445560000, 2023784000, 2529730000, 2891120000, 4047568000, 5059460000, 10118920000, 20237840000]

約数ペア:

[(1, 20237840000), (2, 10118920000), (4, 5059460000), (5, 4047568000), (7, 2891120000), (8, 2529730000), (10, 2023784000), (14, 1445560000), (16, 1264865000), (20, 1011892000), (25, 809513600), (28, 722780000), (32, 632432500), (35, 578224000), (40, 505946000), (50, 404756800), (56, 361390000), (64, 316216250), (70, 289112000), (71, 285040000), (80, 252973000), (100, 202378400), (112, 180695000), (125, 161902720), (128, 158108125), (140, 144556000), (142, 142520000), (160, 126486500), (175, 115644800), (200, 101189200), (224, 90347500), (250, 80951360), (280, 72278000), (284, 71260000), (320, 63243250), (350, 57822400), (355, 57008000), (400, 50594600), (448, 45173750), (497, 40720000), (500, 40475680), (509, 39760000), (560, 36139000), (568, 35630000), (625, 32380544), (640, 31621625), (700, 28911200), (710, 28504000), (800, 25297300), (875, 23128960), (896, 22586875), (994, 20360000), (1000, 20237840), (1018, 19880000), (1120, 18069500), (1136, 17815000), (1250, 16190272), (1400, 14455600), (1420, 14252000), (1600, 12648650), (1750, 11564480), (1775, 11401600), (1988, 10180000), (2000, 10118920), (2036, 9940000), (2240, 9034750), (2272, 8907500), (2485, 8144000), (2500, 8095136), (2545, 7952000), (2800, 7227800), (2840, 7126000), (3200, 6324325), (3500, 5782240), (3550, 5700800), (3563, 5680000), (3976, 5090000), (4000, 5059460), (4072, 4970000), (4375, 4625792), (4480, 4517375), (4544, 4453750), (4970, 4072000), (5000, 4047568), (5090, 3976000), (5600, 3613900), (5680, 3563000), (7000, 2891120), (7100, 2850400), (7126, 2840000), (7952, 2545000), (8000, 2529730), (8144, 2485000), (8750, 2312896), (8875, 2280320), (9088, 2226875), (9940, 2036000), (10000, 2023784), (10180, 1988000), (11200, 1806950), (11360, 1781500), (12425, 1628800), (12725, 1590400), (14000, 1445560), (14200, 1425200), (14252, 1420000), (15904, 1272500), (16000, 1264865), (16288, 1242500), (17500, 1156448), (17750, 1140160), (17815, 1136000), (19880, 1018000), (20000, 1011892), (20360, 994000), (22400, 903475), (22720, 890750), (24850, 814400), (25450, 795200), (28000, 722780), (28400, 712600), (28504, 710000), (31808, 636250), (32576, 621250), (35000, 578224), (35500, 570080), (35630, 568000), (36139, 560000), (39760, 509000), (40000, 505946), (40720, 497000), (44375, 456064), (45440, 445375), (49700, 407200), (50900, 397600), (56000, 361390), (56800, 356300), (57008, 355000), (62125, 325760), (63616, 318125), (63625, 318080), (65152, 310625), (70000, 289112), (71000, 285040), (71260, 284000), (72278, 280000), (79520, 254500), (80000, 252973), (81440, 248500), (88750, 228032), (89075, 227200), (99400, 203600), (101800, 198800), (112000, 180695), (113600, 178150), (114016, 177500), (124250, 162880), (127250, 159040), (140000, 144556), (142000, 142520)]