20506112000

素因数分解:

$2^{12}\times 5^3\times {\mathrm{11}}^2\times {\mathrm{331}}^1$

素因数の和:392

約数の個数: 312

約数和(自身を含む): 56422360176

約数和(自身を除く): 35916248176

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 44, 50, 55, 64, 80, 88, 100, 110, 121, 125, 128, 160, 176, 200, 220, 242, 250, 256, 275, 320, 331, 352, 400, 440, 484, 500, 512, 550, 605, 640, 662, 704, 800, 880, 968, 1000, 1024, 1100, 1210, 1280, 1324, 1375, 1408, 1600, 1655, 1760, 1936, 2000, 2048, 2200, 2420, 2560, 2648, 2750, 2816, 3025, 3200, 3310, 3520, 3641, 3872, 4000, 4096, 4400, 4840, 5120, 5296, 5500, 5632, 6050, 6400, 6620, 7040, 7282, 7744, 8000, 8275, 8800, 9680, 10240, 10592, 11000, 11264, 12100, 12800, 13240, 14080, 14564, 15125, 15488, 16000, 16550, 17600, 18205, 19360, 20480, 21184, 22000, 22528, 24200, 25600, 26480, 28160, 29128, 30250, 30976, 32000, 33100, 35200, 36410, 38720, 40051, 41375, 42368, 44000, 45056, 48400, 51200, 52960, 56320, 58256, 60500, 61952, 64000, 66200, 70400, 72820, 77440, 80102, 82750, 84736, 88000, 91025, 96800, 102400, 105920, 112640, 116512, 121000, 123904, 128000, 132400, 140800, 145640, 154880, 160204, 165500, 169472, 176000, 182050, 193600, 200255, 211840, 225280, 233024, 242000, 247808, 256000, 264800, 281600, 291280, 309760, 320408, 331000, 338944, 352000, 364100, 387200, 400510, 423680, 455125, 466048, 484000, 495616, 512000, 529600, 563200, 582560, 619520, 640816, 662000, 677888, 704000, 728200, 774400, 801020, 847360, 910250, 932096, 968000, 1001275, 1059200, 1126400, 1165120, 1239040, 1281632, 1324000, 1355776, 1408000, 1456400, 1548800, 1602040, 1694720, 1820500, 1864192, 1936000, 2002550, 2118400, 2330240, 2478080, 2563264, 2648000, 2816000, 2912800, 3097600, 3204080, 3389440, 3641000, 3728384, 3872000, 4005100, 4236800, 4660480, 5006375, 5126528, 5296000, 5632000, 5825600, 6195200, 6408160, 6778880, 7282000, 7456768, 7744000, 8010200, 8473600, 9320960, 10012750, 10253056, 10592000, 11651200, 12390400, 12816320, 14564000, 14913536, 15488000, 16020400, 16947200, 18641920, 20025500, 20506112, 21184000, 23302400, 25632640, 29128000, 30976000, 32040800, 33894400, 37283840, 40051000, 41012224, 42368000, 46604800, 51265280, 58256000, 61952000, 64081600, 74567680, 80102000, 82024448, 84736000, 93209600, 102530560, 116512000, 128163200, 160204000, 164048896, 169472000, 186419200, 205061120, 233024000, 256326400, 320408000, 372838400, 410122240, 466048000, 512652800, 640816000, 820244480, 932096000, 1025305600, 1281632000, 1864192000, 2050611200, 2563264000, 4101222400, 5126528000, 10253056000, 20506112000]

約数ペア:

[(1, 20506112000), (2, 10253056000), (4, 5126528000), (5, 4101222400), (8, 2563264000), (10, 2050611200), (11, 1864192000), (16, 1281632000), (20, 1025305600), (22, 932096000), (25, 820244480), (32, 640816000), (40, 512652800), (44, 466048000), (50, 410122240), (55, 372838400), (64, 320408000), (80, 256326400), (88, 233024000), (100, 205061120), (110, 186419200), (121, 169472000), (125, 164048896), (128, 160204000), (160, 128163200), (176, 116512000), (200, 102530560), (220, 93209600), (242, 84736000), (250, 82024448), (256, 80102000), (275, 74567680), (320, 64081600), (331, 61952000), (352, 58256000), (400, 51265280), (440, 46604800), (484, 42368000), (500, 41012224), (512, 40051000), (550, 37283840), (605, 33894400), (640, 32040800), (662, 30976000), (704, 29128000), (800, 25632640), (880, 23302400), (968, 21184000), (1000, 20506112), (1024, 20025500), (1100, 18641920), (1210, 16947200), (1280, 16020400), (1324, 15488000), (1375, 14913536), (1408, 14564000), (1600, 12816320), (1655, 12390400), (1760, 11651200), (1936, 10592000), (2000, 10253056), (2048, 10012750), (2200, 9320960), (2420, 8473600), (2560, 8010200), (2648, 7744000), (2750, 7456768), (2816, 7282000), (3025, 6778880), (3200, 6408160), (3310, 6195200), (3520, 5825600), (3641, 5632000), (3872, 5296000), (4000, 5126528), (4096, 5006375), (4400, 4660480), (4840, 4236800), (5120, 4005100), (5296, 3872000), (5500, 3728384), (5632, 3641000), (6050, 3389440), (6400, 3204080), (6620, 3097600), (7040, 2912800), (7282, 2816000), (7744, 2648000), (8000, 2563264), (8275, 2478080), (8800, 2330240), (9680, 2118400), (10240, 2002550), (10592, 1936000), (11000, 1864192), (11264, 1820500), (12100, 1694720), (12800, 1602040), (13240, 1548800), (14080, 1456400), (14564, 1408000), (15125, 1355776), (15488, 1324000), (16000, 1281632), (16550, 1239040), (17600, 1165120), (18205, 1126400), (19360, 1059200), (20480, 1001275), (21184, 968000), (22000, 932096), (22528, 910250), (24200, 847360), (25600, 801020), (26480, 774400), (28160, 728200), (29128, 704000), (30250, 677888), (30976, 662000), (32000, 640816), (33100, 619520), (35200, 582560), (36410, 563200), (38720, 529600), (40051, 512000), (41375, 495616), (42368, 484000), (44000, 466048), (45056, 455125), (48400, 423680), (51200, 400510), (52960, 387200), (56320, 364100), (58256, 352000), (60500, 338944), (61952, 331000), (64000, 320408), (66200, 309760), (70400, 291280), (72820, 281600), (77440, 264800), (80102, 256000), (82750, 247808), (84736, 242000), (88000, 233024), (91025, 225280), (96800, 211840), (102400, 200255), (105920, 193600), (112640, 182050), (116512, 176000), (121000, 169472), (123904, 165500), (128000, 160204), (132400, 154880), (140800, 145640)]