2719640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{883}}^1$

素因数の和:912

約数の個数: 64

約数和(自身を含む): 7637760

約数和(自身を除く): 4918120

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, 883, 1540, 1766, 3080, 3532, 4415, 6181, 7064, 8830, 9713, 12362, 17660, 19426, 24724, 30905, 35320, 38852, 48565, 49448, 61810, 67991, 77704, 97130, 123620, 135982, 194260, 247240, 271964, 339955, 388520, 543928, 679910, 1359820, 2719640]

約数ペア:

[(1, 2719640), (2, 1359820), (4, 679910), (5, 543928), (7, 388520), (8, 339955), (10, 271964), (11, 247240), (14, 194260), (20, 135982), (22, 123620), (28, 97130), (35, 77704), (40, 67991), (44, 61810), (55, 49448), (56, 48565), (70, 38852), (77, 35320), (88, 30905), (110, 24724), (140, 19426), (154, 17660), (220, 12362), (280, 9713), (308, 8830), (385, 7064), (440, 6181), (616, 4415), (770, 3532), (883, 3080), (1540, 1766)]