2729720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{9749}}^1$

素因数の和:9767

約数の個数: 32

約数和(自身を含む): 7020000

約数和(自身を除く): 4290280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 9749, 19498, 38996, 48745, 68243, 77992, 97490, 136486, 194980, 272972, 341215, 389960, 545944, 682430, 1364860, 2729720]

約数ペア:

[(1, 2729720), (2, 1364860), (4, 682430), (5, 545944), (7, 389960), (8, 341215), (10, 272972), (14, 194980), (20, 136486), (28, 97490), (35, 77992), (40, 68243), (56, 48745), (70, 38996), (140, 19498), (280, 9749)]