2016128690

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{409}}^1\times {\mathrm{8081}}^1$

素因数の和:8558

約数の個数: 32

約数和(自身を含む): 3697999920

約数和(自身を除く): 1681871230

約数列:

[1, 2, 5, 10, 61, 122, 305, 409, 610, 818, 2045, 4090, 8081, 16162, 24949, 40405, 49898, 80810, 124745, 249490, 492941, 985882, 2464705, 3305129, 4929410, 6610258, 16525645, 33051290, 201612869, 403225738, 1008064345, 2016128690]

約数ペア:

[(1, 2016128690), (2, 1008064345), (5, 403225738), (10, 201612869), (61, 33051290), (122, 16525645), (305, 6610258), (409, 4929410), (610, 3305129), (818, 2464705), (2045, 985882), (4090, 492941), (8081, 249490), (16162, 124745), (24949, 80810), (40405, 49898)]