15679218160

素因数分解:

$2^4\times 5^1\times {\mathrm{195990227}}^1$

素因数の和:195990240

約数の個数: 20

約数和(自身を含む): 36454182408

約数和(自身を除く): 20774964248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 195990227, 391980454, 783960908, 979951135, 1567921816, 1959902270, 3135843632, 3919804540, 7839609080, 15679218160]

約数ペア:

[(1, 15679218160), (2, 7839609080), (4, 3919804540), (5, 3135843632), (8, 1959902270), (10, 1567921816), (16, 979951135), (20, 783960908), (40, 391980454), (80, 195990227)]