2454760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{797}}^1$

素因数の和:826

約数の個数: 64

約数和(自身を含む): 6894720

約数和(自身を除く): 4439960

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 797, 1540, 1594, 3080, 3188, 3985, 5579, 6376, 7970, 8767, 11158, 15940, 17534, 22316, 27895, 31880, 35068, 43835, 44632, 55790, 61369, 70136, 87670, 111580, 122738, 175340, 223160, 245476, 306845, 350680, 490952, 613690, 1227380, 2454760]

約数ペア:

[(1, 2454760), (2, 1227380), (4, 613690), (5, 490952), (7, 350680), (8, 306845), (10, 245476), (11, 223160), (14, 175340), (20, 122738), (22, 111580), (28, 87670), (35, 70136), (40, 61369), (44, 55790), (55, 44632), (56, 43835), (70, 35068), (77, 31880), (88, 27895), (110, 22316), (140, 17534), (154, 15940), (220, 11158), (280, 8767), (308, 7970), (385, 6376), (440, 5579), (616, 3985), (770, 3188), (797, 3080), (1540, 1594)]