20494350

素因数分解:

$2^1\times 3^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1$

素因数の和:104

約数の個数: 192

約数和(自身を含む): 64281600

約数和(自身を除く): 43787250

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 19, 25, 27, 30, 34, 38, 45, 47, 50, 51, 54, 57, 75, 85, 90, 94, 95, 102, 114, 135, 141, 150, 153, 170, 171, 190, 225, 235, 255, 270, 282, 285, 306, 323, 342, 423, 425, 450, 459, 470, 475, 510, 513, 570, 646, 675, 705, 765, 799, 846, 850, 855, 893, 918, 950, 969, 1026, 1175, 1269, 1275, 1350, 1410, 1425, 1530, 1598, 1615, 1710, 1786, 1938, 2115, 2295, 2350, 2397, 2538, 2550, 2565, 2679, 2850, 2907, 3230, 3525, 3825, 3995, 4230, 4275, 4465, 4590, 4794, 4845, 5130, 5358, 5814, 6345, 7050, 7191, 7650, 7990, 8037, 8075, 8550, 8721, 8930, 9690, 10575, 11475, 11985, 12690, 12825, 13395, 14382, 14535, 15181, 16074, 16150, 17442, 19975, 21150, 21573, 22325, 22950, 23970, 24111, 24225, 25650, 26790, 29070, 30362, 31725, 35955, 39950, 40185, 43146, 43605, 44650, 45543, 48222, 48450, 59925, 63450, 66975, 71910, 72675, 75905, 80370, 87210, 91086, 107865, 119850, 120555, 133950, 136629, 145350, 151810, 179775, 200925, 215730, 218025, 227715, 241110, 273258, 359550, 379525, 401850, 409887, 436050, 455430, 539325, 602775, 683145, 759050, 819774, 1078650, 1138575, 1205550, 1366290, 2049435, 2277150, 3415725, 4098870, 6831450, 10247175, 20494350]

約数ペア:

[(1, 20494350), (2, 10247175), (3, 6831450), (5, 4098870), (6, 3415725), (9, 2277150), (10, 2049435), (15, 1366290), (17, 1205550), (18, 1138575), (19, 1078650), (25, 819774), (27, 759050), (30, 683145), (34, 602775), (38, 539325), (45, 455430), (47, 436050), (50, 409887), (51, 401850), (54, 379525), (57, 359550), (75, 273258), (85, 241110), (90, 227715), (94, 218025), (95, 215730), (102, 200925), (114, 179775), (135, 151810), (141, 145350), (150, 136629), (153, 133950), (170, 120555), (171, 119850), (190, 107865), (225, 91086), (235, 87210), (255, 80370), (270, 75905), (282, 72675), (285, 71910), (306, 66975), (323, 63450), (342, 59925), (423, 48450), (425, 48222), (450, 45543), (459, 44650), (470, 43605), (475, 43146), (510, 40185), (513, 39950), (570, 35955), (646, 31725), (675, 30362), (705, 29070), (765, 26790), (799, 25650), (846, 24225), (850, 24111), (855, 23970), (893, 22950), (918, 22325), (950, 21573), (969, 21150), (1026, 19975), (1175, 17442), (1269, 16150), (1275, 16074), (1350, 15181), (1410, 14535), (1425, 14382), (1530, 13395), (1598, 12825), (1615, 12690), (1710, 11985), (1786, 11475), (1938, 10575), (2115, 9690), (2295, 8930), (2350, 8721), (2397, 8550), (2538, 8075), (2550, 8037), (2565, 7990), (2679, 7650), (2850, 7191), (2907, 7050), (3230, 6345), (3525, 5814), (3825, 5358), (3995, 5130), (4230, 4845), (4275, 4794), (4465, 4590)]