1558598180

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{397}}^1\times {\mathrm{2689}}^1$

素因数の和:3168

約数の個数: 48

約数和(自身を含む): 3327486960

約数和(自身を除く): 1768888780

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 397, 730, 794, 1460, 1588, 1985, 2689, 3970, 5378, 7940, 10756, 13445, 26890, 28981, 53780, 57962, 115924, 144905, 196297, 289810, 392594, 579620, 785188, 981485, 1067533, 1962970, 2135066, 3925940, 4270132, 5337665, 10675330, 21350660, 77929909, 155859818, 311719636, 389649545, 779299090, 1558598180]

約数ペア:

[(1, 1558598180), (2, 779299090), (4, 389649545), (5, 311719636), (10, 155859818), (20, 77929909), (73, 21350660), (146, 10675330), (292, 5337665), (365, 4270132), (397, 3925940), (730, 2135066), (794, 1962970), (1460, 1067533), (1588, 981485), (1985, 785188), (2689, 579620), (3970, 392594), (5378, 289810), (7940, 196297), (10756, 144905), (13445, 115924), (26890, 57962), (28981, 53780)]