16161440

素因数分解:

$2^5\times 5^1\times {\mathrm{101009}}^1$

素因数の和:101024

約数の個数: 24

約数和(自身を含む): 38181780

約数和(自身を除く): 22020340

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 101009, 202018, 404036, 505045, 808072, 1010090, 1616144, 2020180, 3232288, 4040360, 8080720, 16161440]

約数ペア:

[(1, 16161440), (2, 8080720), (4, 4040360), (5, 3232288), (8, 2020180), (10, 1616144), (16, 1010090), (20, 808072), (32, 505045), (40, 404036), (80, 202018), (160, 101009)]