26897080

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{13723}}^1$

素因数の和:13748

約数の個数: 48

約数和(自身を含む): 70404120

約数和(自身を除く): 43507040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 13723, 27446, 54892, 68615, 96061, 109784, 137230, 192122, 274460, 384244, 480305, 548920, 672427, 768488, 960610, 1344854, 1921220, 2689708, 3362135, 3842440, 5379416, 6724270, 13448540, 26897080]

約数ペア:

[(1, 26897080), (2, 13448540), (4, 6724270), (5, 5379416), (7, 3842440), (8, 3362135), (10, 2689708), (14, 1921220), (20, 1344854), (28, 960610), (35, 768488), (40, 672427), (49, 548920), (56, 480305), (70, 384244), (98, 274460), (140, 192122), (196, 137230), (245, 109784), (280, 96061), (392, 68615), (490, 54892), (980, 27446), (1960, 13723)]