28620230

素因数分解:

$2^1\times 5^1\times {\mathrm{1663}}^1\times {\mathrm{1721}}^1$

素因数の和:3391

約数の個数: 16

約数和(自身を含む): 51577344

約数和(自身を除く): 22957114

約数列:

[1, 2, 5, 10, 1663, 1721, 3326, 3442, 8315, 8605, 16630, 17210, 2862023, 5724046, 14310115, 28620230]

約数ペア:

[(1, 28620230), (2, 14310115), (5, 5724046), (10, 2862023), (1663, 17210), (1721, 16630), (3326, 8605), (3442, 8315)]