27864340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{28433}}^1$

素因数の和:28456

約数の個数: 36

約数和(自身を含む): 68070996

約数和(自身を除く): 40206656

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 28433, 56866, 113732, 142165, 199031, 284330, 398062, 568660, 796124, 995155, 1393217, 1990310, 2786434, 3980620, 5572868, 6966085, 13932170, 27864340]

約数ペア:

[(1, 27864340), (2, 13932170), (4, 6966085), (5, 5572868), (7, 3980620), (10, 2786434), (14, 1990310), (20, 1393217), (28, 995155), (35, 796124), (49, 568660), (70, 398062), (98, 284330), (140, 199031), (196, 142165), (245, 113732), (490, 56866), (980, 28433)]