20546785280

素因数分解:

$2^{12}\times 5^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{433}}^1$

素因数の和:800

約数の個数: 208

約数和(自身を含む): 56650790784

約数和(自身を除く): 36104005504

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 331, 433, 448, 512, 560, 640, 662, 866, 896, 1024, 1120, 1280, 1324, 1655, 1732, 1792, 2048, 2165, 2240, 2317, 2560, 2648, 3031, 3310, 3464, 3584, 4096, 4330, 4480, 4634, 5120, 5296, 6062, 6620, 6928, 7168, 8660, 8960, 9268, 10240, 10592, 11585, 12124, 13240, 13856, 14336, 15155, 17320, 17920, 18536, 20480, 21184, 23170, 24248, 26480, 27712, 28672, 30310, 34640, 35840, 37072, 42368, 46340, 48496, 52960, 55424, 60620, 69280, 71680, 74144, 84736, 92680, 96992, 105920, 110848, 121240, 138560, 143323, 143360, 148288, 169472, 185360, 193984, 211840, 221696, 242480, 277120, 286646, 296576, 338944, 370720, 387968, 423680, 443392, 484960, 554240, 573292, 593152, 677888, 716615, 741440, 775936, 847360, 886784, 969920, 1003261, 1108480, 1146584, 1186304, 1355776, 1433230, 1482880, 1551872, 1694720, 1773568, 1939840, 2006522, 2216960, 2293168, 2372608, 2866460, 2965760, 3103744, 3389440, 3879680, 4013044, 4433920, 4586336, 4745216, 5016305, 5732920, 5931520, 6207488, 6778880, 7759360, 8026088, 8867840, 9172672, 9490432, 10032610, 11465840, 11863040, 12414976, 15518720, 16052176, 18345344, 20065220, 22931680, 23726080, 31037440, 32104352, 36690688, 40130440, 45863360, 47452160, 62074880, 64208704, 73381376, 80260880, 91726720, 128417408, 146762752, 160521760, 183453440, 256834816, 293525504, 321043520, 366906880, 513669632, 587051008, 642087040, 733813760, 1027339264, 1284174080, 1467627520, 2054678528, 2568348160, 2935255040, 4109357056, 5136696320, 10273392640, 20546785280]

約数ペア:

[(1, 20546785280), (2, 10273392640), (4, 5136696320), (5, 4109357056), (7, 2935255040), (8, 2568348160), (10, 2054678528), (14, 1467627520), (16, 1284174080), (20, 1027339264), (28, 733813760), (32, 642087040), (35, 587051008), (40, 513669632), (56, 366906880), (64, 321043520), (70, 293525504), (80, 256834816), (112, 183453440), (128, 160521760), (140, 146762752), (160, 128417408), (224, 91726720), (256, 80260880), (280, 73381376), (320, 64208704), (331, 62074880), (433, 47452160), (448, 45863360), (512, 40130440), (560, 36690688), (640, 32104352), (662, 31037440), (866, 23726080), (896, 22931680), (1024, 20065220), (1120, 18345344), (1280, 16052176), (1324, 15518720), (1655, 12414976), (1732, 11863040), (1792, 11465840), (2048, 10032610), (2165, 9490432), (2240, 9172672), (2317, 8867840), (2560, 8026088), (2648, 7759360), (3031, 6778880), (3310, 6207488), (3464, 5931520), (3584, 5732920), (4096, 5016305), (4330, 4745216), (4480, 4586336), (4634, 4433920), (5120, 4013044), (5296, 3879680), (6062, 3389440), (6620, 3103744), (6928, 2965760), (7168, 2866460), (8660, 2372608), (8960, 2293168), (9268, 2216960), (10240, 2006522), (10592, 1939840), (11585, 1773568), (12124, 1694720), (13240, 1551872), (13856, 1482880), (14336, 1433230), (15155, 1355776), (17320, 1186304), (17920, 1146584), (18536, 1108480), (20480, 1003261), (21184, 969920), (23170, 886784), (24248, 847360), (26480, 775936), (27712, 741440), (28672, 716615), (30310, 677888), (34640, 593152), (35840, 573292), (37072, 554240), (42368, 484960), (46340, 443392), (48496, 423680), (52960, 387968), (55424, 370720), (60620, 338944), (69280, 296576), (71680, 286646), (74144, 277120), (84736, 242480), (92680, 221696), (96992, 211840), (105920, 193984), (110848, 185360), (121240, 169472), (138560, 148288), (143323, 143360)]