13145020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{93893}}^1$

素因数の和:93909

約数の個数: 24

約数和(自身を含む): 31548384

約数和(自身を除く): 18403364

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 93893, 187786, 375572, 469465, 657251, 938930, 1314502, 1877860, 2629004, 3286255, 6572510, 13145020]

約数ペア:

[(1, 13145020), (2, 6572510), (4, 3286255), (5, 2629004), (7, 1877860), (10, 1314502), (14, 938930), (20, 657251), (28, 469465), (35, 375572), (70, 187786), (140, 93893)]