7152020

素因数分解:

$2^2\times 5^1\times {\mathrm{541}}^1\times {\mathrm{661}}^1$

素因数の和:1211

約数の個数: 24

約数和(自身を含む): 15069768

約数和(自身を除く): 7917748

約数列:

[1, 2, 4, 5, 10, 20, 541, 661, 1082, 1322, 2164, 2644, 2705, 3305, 5410, 6610, 10820, 13220, 357601, 715202, 1430404, 1788005, 3576010, 7152020]

約数ペア:

[(1, 7152020), (2, 3576010), (4, 1788005), (5, 1430404), (10, 715202), (20, 357601), (541, 13220), (661, 10820), (1082, 6610), (1322, 5410), (2164, 3305), (2644, 2705)]