856100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{1223}}^1$

素因数の和:1244

約数の個数: 36

約数和(自身を含む): 2124864

約数和(自身を除く): 1268764

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 700, 1223, 2446, 4892, 6115, 8561, 12230, 17122, 24460, 30575, 34244, 42805, 61150, 85610, 122300, 171220, 214025, 428050, 856100]

約数ペア:

[(1, 856100), (2, 428050), (4, 214025), (5, 171220), (7, 122300), (10, 85610), (14, 61150), (20, 42805), (25, 34244), (28, 30575), (35, 24460), (50, 17122), (70, 12230), (100, 8561), (140, 6115), (175, 4892), (350, 2446), (700, 1223)]