16039480

素因数分解:

$2^3\times 5^1\times {\mathrm{281}}^1\times {\mathrm{1427}}^1$

素因数の和:1719

約数の個数: 32

約数和(自身を含む): 36242640

約数和(自身を除く): 20203160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 281, 562, 1124, 1405, 1427, 2248, 2810, 2854, 5620, 5708, 7135, 11240, 11416, 14270, 28540, 57080, 400987, 801974, 1603948, 2004935, 3207896, 4009870, 8019740, 16039480]

約数ペア:

[(1, 16039480), (2, 8019740), (4, 4009870), (5, 3207896), (8, 2004935), (10, 1603948), (20, 801974), (40, 400987), (281, 57080), (562, 28540), (1124, 14270), (1405, 11416), (1427, 11240), (2248, 7135), (2810, 5708), (2854, 5620)]