8023280

素因数分解:

$2^4\times 5^1\times {\mathrm{100291}}^1$

素因数の和:100304

約数の個数: 20

約数和(自身を含む): 18654312

約数和(自身を除く): 10631032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 100291, 200582, 401164, 501455, 802328, 1002910, 1604656, 2005820, 4011640, 8023280]

約数ペア:

[(1, 8023280), (2, 4011640), (4, 2005820), (5, 1604656), (8, 1002910), (10, 802328), (16, 501455), (20, 401164), (40, 200582), (80, 100291)]