2189702900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{284377}}^1$

素因数の和:284409

約数の個数: 72

約数和(自身を含む): 5924162496

約数和(自身を除く): 3734459596

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 35, 44, 50, 55, 70, 77, 100, 110, 140, 154, 175, 220, 275, 308, 350, 385, 550, 700, 770, 1100, 1540, 1925, 3850, 7700, 284377, 568754, 1137508, 1421885, 1990639, 2843770, 3128147, 3981278, 5687540, 6256294, 7109425, 7962556, 9953195, 12512588, 14218850, 15640735, 19906390, 21897029, 28437700, 31281470, 39812780, 43794058, 49765975, 62562940, 78203675, 87588116, 99531950, 109485145, 156407350, 199063900, 218970290, 312814700, 437940580, 547425725, 1094851450, 2189702900]

約数ペア:

[(1, 2189702900), (2, 1094851450), (4, 547425725), (5, 437940580), (7, 312814700), (10, 218970290), (11, 199063900), (14, 156407350), (20, 109485145), (22, 99531950), (25, 87588116), (28, 78203675), (35, 62562940), (44, 49765975), (50, 43794058), (55, 39812780), (70, 31281470), (77, 28437700), (100, 21897029), (110, 19906390), (140, 15640735), (154, 14218850), (175, 12512588), (220, 9953195), (275, 7962556), (308, 7109425), (350, 6256294), (385, 5687540), (550, 3981278), (700, 3128147), (770, 2843770), (1100, 1990639), (1540, 1421885), (1925, 1137508), (3850, 568754), (7700, 284377)]