2019980490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{68777}}^1$

素因数の和:68887

約数の個数: 64

約数和(自身を含む): 5348177280

約数和(自身を除く): 3328196790

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 89, 110, 165, 178, 267, 330, 445, 534, 890, 979, 1335, 1958, 2670, 2937, 4895, 5874, 9790, 14685, 29370, 68777, 137554, 206331, 343885, 412662, 687770, 756547, 1031655, 1513094, 2063310, 2269641, 3782735, 4539282, 6121153, 7565470, 11348205, 12242306, 18363459, 22696410, 30605765, 36726918, 61211530, 67332683, 91817295, 134665366, 183634590, 201998049, 336663415, 403996098, 673326830, 1009990245, 2019980490]

約数ペア:

[(1, 2019980490), (2, 1009990245), (3, 673326830), (5, 403996098), (6, 336663415), (10, 201998049), (11, 183634590), (15, 134665366), (22, 91817295), (30, 67332683), (33, 61211530), (55, 36726918), (66, 30605765), (89, 22696410), (110, 18363459), (165, 12242306), (178, 11348205), (267, 7565470), (330, 6121153), (445, 4539282), (534, 3782735), (890, 2269641), (979, 2063310), (1335, 1513094), (1958, 1031655), (2670, 756547), (2937, 687770), (4895, 412662), (5874, 343885), (9790, 206331), (14685, 137554), (29370, 68777)]