2558045168

素因数分解:

$2^4\times 7^1\times {\mathrm{1997}}^1\times {\mathrm{11437}}^1$

素因数の和:13449

約数の個数: 40

約数和(自身を含む): 5667574752

約数和(自身を除く): 3109529584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1997, 3994, 7988, 11437, 13979, 15976, 22874, 27958, 31952, 45748, 55916, 80059, 91496, 111832, 160118, 182992, 223664, 320236, 640472, 1280944, 22839689, 45679378, 91358756, 159877823, 182717512, 319755646, 365435024, 639511292, 1279022584, 2558045168]

約数ペア:

[(1, 2558045168), (2, 1279022584), (4, 639511292), (7, 365435024), (8, 319755646), (14, 182717512), (16, 159877823), (28, 91358756), (56, 45679378), (112, 22839689), (1997, 1280944), (3994, 640472), (7988, 320236), (11437, 223664), (13979, 182992), (15976, 160118), (22874, 111832), (27958, 91496), (31952, 80059), (45748, 55916)]