31485580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{224897}}^1$

素因数の和:224913

約数の個数: 24

約数和(自身を含む): 75565728

約数和(自身を除く): 44080148

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 224897, 449794, 899588, 1124485, 1574279, 2248970, 3148558, 4497940, 6297116, 7871395, 15742790, 31485580]

約数ペア:

[(1, 31485580), (2, 15742790), (4, 7871395), (5, 6297116), (7, 4497940), (10, 3148558), (14, 2248970), (20, 1574279), (28, 1124485), (35, 899588), (70, 449794), (140, 224897)]