27447560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1607}}^1$

素因数の和:1686

約数の個数: 64

約数和(自身を含む): 71781120

約数和(自身を除く): 44333560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 61, 70, 122, 140, 244, 280, 305, 427, 488, 610, 854, 1220, 1607, 1708, 2135, 2440, 3214, 3416, 4270, 6428, 8035, 8540, 11249, 12856, 16070, 17080, 22498, 32140, 44996, 56245, 64280, 89992, 98027, 112490, 196054, 224980, 392108, 449960, 490135, 686189, 784216, 980270, 1372378, 1960540, 2744756, 3430945, 3921080, 5489512, 6861890, 13723780, 27447560]

約数ペア:

[(1, 27447560), (2, 13723780), (4, 6861890), (5, 5489512), (7, 3921080), (8, 3430945), (10, 2744756), (14, 1960540), (20, 1372378), (28, 980270), (35, 784216), (40, 686189), (56, 490135), (61, 449960), (70, 392108), (122, 224980), (140, 196054), (244, 112490), (280, 98027), (305, 89992), (427, 64280), (488, 56245), (610, 44996), (854, 32140), (1220, 22498), (1607, 17080), (1708, 16070), (2135, 12856), (2440, 11249), (3214, 8540), (3416, 8035), (4270, 6428)]