2000603920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{751}}^1$

素因数の和:909

約数の個数: 160

約数和(自身を含む): 5478506496

約数和(自身を除く): 3477902576

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 67, 70, 71, 80, 112, 134, 140, 142, 268, 280, 284, 335, 355, 469, 497, 536, 560, 568, 670, 710, 751, 938, 994, 1072, 1136, 1340, 1420, 1502, 1876, 1988, 2345, 2485, 2680, 2840, 3004, 3752, 3755, 3976, 4690, 4757, 4970, 5257, 5360, 5680, 6008, 7504, 7510, 7952, 9380, 9514, 9940, 10514, 12016, 15020, 18760, 19028, 19880, 21028, 23785, 26285, 30040, 33299, 37520, 38056, 39760, 42056, 47570, 50317, 52570, 53321, 60080, 66598, 76112, 84112, 95140, 100634, 105140, 106642, 133196, 166495, 190280, 201268, 210280, 213284, 251585, 266392, 266605, 332990, 352219, 373247, 380560, 402536, 420560, 426568, 503170, 532784, 533210, 665980, 704438, 746494, 805072, 853136, 1006340, 1066420, 1331960, 1408876, 1492988, 1761095, 1866235, 2012680, 2132840, 2663920, 2817752, 2985976, 3522190, 3572507, 3732470, 4025360, 4265680, 5635504, 5971952, 7044380, 7145014, 7464940, 14088760, 14290028, 14929880, 17862535, 25007549, 28177520, 28580056, 29859760, 35725070, 50015098, 57160112, 71450140, 100030196, 125037745, 142900280, 200060392, 250075490, 285800560, 400120784, 500150980, 1000301960, 2000603920]

約数ペア:

[(1, 2000603920), (2, 1000301960), (4, 500150980), (5, 400120784), (7, 285800560), (8, 250075490), (10, 200060392), (14, 142900280), (16, 125037745), (20, 100030196), (28, 71450140), (35, 57160112), (40, 50015098), (56, 35725070), (67, 29859760), (70, 28580056), (71, 28177520), (80, 25007549), (112, 17862535), (134, 14929880), (140, 14290028), (142, 14088760), (268, 7464940), (280, 7145014), (284, 7044380), (335, 5971952), (355, 5635504), (469, 4265680), (497, 4025360), (536, 3732470), (560, 3572507), (568, 3522190), (670, 2985976), (710, 2817752), (751, 2663920), (938, 2132840), (994, 2012680), (1072, 1866235), (1136, 1761095), (1340, 1492988), (1420, 1408876), (1502, 1331960), (1876, 1066420), (1988, 1006340), (2345, 853136), (2485, 805072), (2680, 746494), (2840, 704438), (3004, 665980), (3752, 533210), (3755, 532784), (3976, 503170), (4690, 426568), (4757, 420560), (4970, 402536), (5257, 380560), (5360, 373247), (5680, 352219), (6008, 332990), (7504, 266605), (7510, 266392), (7952, 251585), (9380, 213284), (9514, 210280), (9940, 201268), (10514, 190280), (12016, 166495), (15020, 133196), (18760, 106642), (19028, 105140), (19880, 100634), (21028, 95140), (23785, 84112), (26285, 76112), (30040, 66598), (33299, 60080), (37520, 53321), (38056, 52570), (39760, 50317), (42056, 47570)]