27897520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1607}}^1$

素因数の和:1658

約数の個数: 80

約数和(自身を含む): 76566528

約数和(自身を除く): 48669008

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 1085, 1240, 1607, 1736, 2170, 2480, 3214, 3472, 4340, 6428, 8035, 8680, 11249, 12856, 16070, 17360, 22498, 25712, 32140, 44996, 49817, 56245, 64280, 89992, 99634, 112490, 128560, 179984, 199268, 224980, 249085, 348719, 398536, 449960, 498170, 697438, 797072, 899920, 996340, 1394876, 1743595, 1992680, 2789752, 3487190, 3985360, 5579504, 6974380, 13948760, 27897520]

約数ペア:

[(1, 27897520), (2, 13948760), (4, 6974380), (5, 5579504), (7, 3985360), (8, 3487190), (10, 2789752), (14, 1992680), (16, 1743595), (20, 1394876), (28, 996340), (31, 899920), (35, 797072), (40, 697438), (56, 498170), (62, 449960), (70, 398536), (80, 348719), (112, 249085), (124, 224980), (140, 199268), (155, 179984), (217, 128560), (248, 112490), (280, 99634), (310, 89992), (434, 64280), (496, 56245), (560, 49817), (620, 44996), (868, 32140), (1085, 25712), (1240, 22498), (1607, 17360), (1736, 16070), (2170, 12856), (2480, 11249), (3214, 8680), (3472, 8035), (4340, 6428)]