6400520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{22859}}^1$

素因数の和:22877

約数の個数: 32

約数和(自身を含む): 16459200

約数和(自身を除く): 10058680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 22859, 45718, 91436, 114295, 160013, 182872, 228590, 320026, 457180, 640052, 800065, 914360, 1280104, 1600130, 3200260, 6400520]

約数ペア:

[(1, 6400520), (2, 3200260), (4, 1600130), (5, 1280104), (7, 914360), (8, 800065), (10, 640052), (14, 457180), (20, 320026), (28, 228590), (35, 182872), (40, 160013), (56, 114295), (70, 91436), (140, 45718), (280, 22859)]