2800700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{4001}}^1$

素因数の和:4022

約数の個数: 36

約数和(自身を含む): 6947472

約数和(自身を除く): 4146772

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 700, 4001, 8002, 16004, 20005, 28007, 40010, 56014, 80020, 100025, 112028, 140035, 200050, 280070, 400100, 560140, 700175, 1400350, 2800700]

約数ペア:

[(1, 2800700), (2, 1400350), (4, 700175), (5, 560140), (7, 400100), (10, 280070), (14, 200050), (20, 140035), (25, 112028), (28, 100025), (35, 80020), (50, 56014), (70, 40010), (100, 28007), (140, 20005), (175, 16004), (350, 8002), (700, 4001)]