26870420

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{16187}}^1$

素因数の和:16279

約数の個数: 24

約数和(自身を含む): 57111264

約数和(自身を除く): 30240844

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 16187, 32374, 64748, 80935, 161870, 323740, 1343521, 2687042, 5374084, 6717605, 13435210, 26870420]

約数ペア:

[(1, 26870420), (2, 13435210), (4, 6717605), (5, 5374084), (10, 2687042), (20, 1343521), (83, 323740), (166, 161870), (332, 80935), (415, 64748), (830, 32374), (1660, 16187)]