2022654020

素因数分解:

$2^2\times 5^1\times {\mathrm{509}}^1\times {\mathrm{198689}}^1$

素因数の和:199207

約数の個数: 24

約数和(自身を含む): 4255939800

約数和(自身を除く): 2233285780

約数列:

[1, 2, 4, 5, 10, 20, 509, 1018, 2036, 2545, 5090, 10180, 198689, 397378, 794756, 993445, 1986890, 3973780, 101132701, 202265402, 404530804, 505663505, 1011327010, 2022654020]

約数ペア:

[(1, 2022654020), (2, 1011327010), (4, 505663505), (5, 404530804), (10, 202265402), (20, 101132701), (509, 3973780), (1018, 1986890), (2036, 993445), (2545, 794756), (5090, 397378), (10180, 198689)]