490700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{701}}^1$

素因数の和:722

約数の個数: 36

約数和(自身を含む): 1218672

約数和(自身を除く): 727972

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 700, 701, 1402, 2804, 3505, 4907, 7010, 9814, 14020, 17525, 19628, 24535, 35050, 49070, 70100, 98140, 122675, 245350, 490700]

約数ペア:

[(1, 490700), (2, 245350), (4, 122675), (5, 98140), (7, 70100), (10, 49070), (14, 35050), (20, 24535), (25, 19628), (28, 17525), (35, 14020), (50, 9814), (70, 7010), (100, 4907), (140, 3505), (175, 2804), (350, 1402), (700, 701)]