2034870020

素因数分解:

$2^2\times 5^1\times {\mathrm{509}}^1\times {\mathrm{199889}}^1$

素因数の和:200407

約数の個数: 24

約数和(自身を含む): 4281643800

約数和(自身を除く): 2246773780

約数列:

[1, 2, 4, 5, 10, 20, 509, 1018, 2036, 2545, 5090, 10180, 199889, 399778, 799556, 999445, 1998890, 3997780, 101743501, 203487002, 406974004, 508717505, 1017435010, 2034870020]

約数ペア:

[(1, 2034870020), (2, 1017435010), (4, 508717505), (5, 406974004), (10, 203487002), (20, 101743501), (509, 3997780), (1018, 1998890), (2036, 999445), (2545, 799556), (5090, 399778), (10180, 199889)]