2767520

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{353}}^1$

素因数の和:382

約数の個数: 72

約数和(自身を含む): 7627284

約数和(自身を除く): 4859764

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 353, 392, 490, 560, 706, 784, 980, 1120, 1412, 1568, 1765, 1960, 2471, 2824, 3530, 3920, 4942, 5648, 7060, 7840, 9884, 11296, 12355, 14120, 17297, 19768, 24710, 28240, 34594, 39536, 49420, 56480, 69188, 79072, 86485, 98840, 138376, 172970, 197680, 276752, 345940, 395360, 553504, 691880, 1383760, 2767520]

約数ペア:

[(1, 2767520), (2, 1383760), (4, 691880), (5, 553504), (7, 395360), (8, 345940), (10, 276752), (14, 197680), (16, 172970), (20, 138376), (28, 98840), (32, 86485), (35, 79072), (40, 69188), (49, 56480), (56, 49420), (70, 39536), (80, 34594), (98, 28240), (112, 24710), (140, 19768), (160, 17297), (196, 14120), (224, 12355), (245, 11296), (280, 9884), (353, 7840), (392, 7060), (490, 5648), (560, 4942), (706, 3920), (784, 3530), (980, 2824), (1120, 2471), (1412, 1960), (1568, 1765)]