8990210

素因数分解:

$2^1\times 5^1\times {\mathrm{491}}^1\times {\mathrm{1831}}^1$

素因数の和:2329

約数の個数: 16

約数和(自身を含む): 16224192

約数和(自身を除く): 7233982

約数列:

[1, 2, 5, 10, 491, 982, 1831, 2455, 3662, 4910, 9155, 18310, 899021, 1798042, 4495105, 8990210]

約数ペア:

[(1, 8990210), (2, 4495105), (5, 1798042), (10, 899021), (491, 18310), (982, 9155), (1831, 4910), (2455, 3662)]