180404

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{379}}^1$

素因数の和:407

約数の個数: 24

約数和(自身を含む): 383040

約数和(自身を除く): 202636

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 379, 476, 758, 1516, 2653, 5306, 6443, 10612, 12886, 25772, 45101, 90202, 180404]

約数ペア:

[(1, 180404), (2, 90202), (4, 45101), (7, 25772), (14, 12886), (17, 10612), (28, 6443), (34, 5306), (68, 2653), (119, 1516), (238, 758), (379, 476)]