2170700

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{443}}^1$

素因数の和:471

約数の個数: 54

約数和(自身を含む): 5491836

約数和(自身を除く): 3321136

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 140, 175, 196, 245, 350, 443, 490, 700, 886, 980, 1225, 1772, 2215, 2450, 3101, 4430, 4900, 6202, 8860, 11075, 12404, 15505, 21707, 22150, 31010, 43414, 44300, 62020, 77525, 86828, 108535, 155050, 217070, 310100, 434140, 542675, 1085350, 2170700]

約数ペア:

[(1, 2170700), (2, 1085350), (4, 542675), (5, 434140), (7, 310100), (10, 217070), (14, 155050), (20, 108535), (25, 86828), (28, 77525), (35, 62020), (49, 44300), (50, 43414), (70, 31010), (98, 22150), (100, 21707), (140, 15505), (175, 12404), (196, 11075), (245, 8860), (350, 6202), (443, 4900), (490, 4430), (700, 3101), (886, 2450), (980, 2215), (1225, 1772)]