9845180

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{5531}}^1$

素因数の和:5629

約数の個数: 24

約数和(自身を含む): 20910960

約数和(自身を除く): 11065780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 5531, 11062, 22124, 27655, 55310, 110620, 492259, 984518, 1969036, 2461295, 4922590, 9845180]

約数ペア:

[(1, 9845180), (2, 4922590), (4, 2461295), (5, 1969036), (10, 984518), (20, 492259), (89, 110620), (178, 55310), (356, 27655), (445, 22124), (890, 11062), (1780, 5531)]