20452270

素因数分解:

$2^1\times 5^1\times {\mathrm{1117}}^1\times {\mathrm{1831}}^1$

素因数の和:2955

約数の個数: 16

約数和(自身を含む): 36867168

約数和(自身を除く): 16414898

約数列:

[1, 2, 5, 10, 1117, 1831, 2234, 3662, 5585, 9155, 11170, 18310, 2045227, 4090454, 10226135, 20452270]

約数ペア:

[(1, 20452270), (2, 10226135), (5, 4090454), (10, 2045227), (1117, 18310), (1831, 11170), (2234, 9155), (3662, 5585)]