78052660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{557519}}^1$

素因数の和:557535

約数の個数: 24

約数和(自身を含む): 187326720

約数和(自身を除く): 109274060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 557519, 1115038, 2230076, 2787595, 3902633, 5575190, 7805266, 11150380, 15610532, 19513165, 39026330, 78052660]

約数ペア:

[(1, 78052660), (2, 39026330), (4, 19513165), (5, 15610532), (7, 11150380), (10, 7805266), (14, 5575190), (20, 3902633), (28, 2787595), (35, 2230076), (70, 1115038), (140, 557519)]