28002380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{200017}}^1$

素因数の和:200033

約数の個数: 24

約数和(自身を含む): 67206048

約数和(自身を除く): 39203668

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 200017, 400034, 800068, 1000085, 1400119, 2000170, 2800238, 4000340, 5600476, 7000595, 14001190, 28002380]

約数ペア:

[(1, 28002380), (2, 14001190), (4, 7000595), (5, 5600476), (7, 4000340), (10, 2800238), (14, 2000170), (20, 1400119), (28, 1000085), (35, 800068), (70, 400034), (140, 200017)]