20088460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{143489}}^1$

素因数の和:143505

約数の個数: 24

約数和(自身を含む): 48212640

約数和(自身を除く): 28124180

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 143489, 286978, 573956, 717445, 1004423, 1434890, 2008846, 2869780, 4017692, 5022115, 10044230, 20088460]

約数ペア:

[(1, 20088460), (2, 10044230), (4, 5022115), (5, 4017692), (7, 2869780), (10, 2008846), (14, 1434890), (20, 1004423), (28, 717445), (35, 573956), (70, 286978), (140, 143489)]