13571080

素因数分解:

$2^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{2161}}^1$

素因数の和:2329

約数の個数: 32

約数和(自身を含む): 30743640

約数和(自身を除く): 17172560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 157, 314, 628, 785, 1256, 1570, 2161, 3140, 4322, 6280, 8644, 10805, 17288, 21610, 43220, 86440, 339277, 678554, 1357108, 1696385, 2714216, 3392770, 6785540, 13571080]

約数ペア:

[(1, 13571080), (2, 6785540), (4, 3392770), (5, 2714216), (8, 1696385), (10, 1357108), (20, 678554), (40, 339277), (157, 86440), (314, 43220), (628, 21610), (785, 17288), (1256, 10805), (1570, 8644), (2161, 6280), (3140, 4322)]