2021917160

素因数分解:

$2^3\times 5^1\times {\mathrm{50547929}}^1$

素因数の和:50547940

約数の個数: 16

約数和(自身を含む): 4549313700

約数和(自身を除く): 2527396540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 50547929, 101095858, 202191716, 252739645, 404383432, 505479290, 1010958580, 2021917160]

約数ペア:

[(1, 2021917160), (2, 1010958580), (4, 505479290), (5, 404383432), (8, 252739645), (10, 202191716), (20, 101095858), (40, 50547929)]