25368020

素因数分解:

$2^2\times 5^1\times {\mathrm{709}}^1\times {\mathrm{1789}}^1$

素因数の和:2507

約数の個数: 24

約数和(自身を含む): 53377800

約数和(自身を除く): 28009780

約数列:

[1, 2, 4, 5, 10, 20, 709, 1418, 1789, 2836, 3545, 3578, 7090, 7156, 8945, 14180, 17890, 35780, 1268401, 2536802, 5073604, 6342005, 12684010, 25368020]

約数ペア:

[(1, 25368020), (2, 12684010), (4, 6342005), (5, 5073604), (10, 2536802), (20, 1268401), (709, 35780), (1418, 17890), (1789, 14180), (2836, 8945), (3545, 7156), (3578, 7090)]