40199260

素因数分解:

$2^2\times 5^1\times {\mathrm{389}}^1\times {\mathrm{5167}}^1$

素因数の和:5565

約数の個数: 24

約数和(自身を含む): 84651840

約数和(自身を除く): 44452580

約数列:

[1, 2, 4, 5, 10, 20, 389, 778, 1556, 1945, 3890, 5167, 7780, 10334, 20668, 25835, 51670, 103340, 2009963, 4019926, 8039852, 10049815, 20099630, 40199260]

約数ペア:

[(1, 40199260), (2, 20099630), (4, 10049815), (5, 8039852), (10, 4019926), (20, 2009963), (389, 103340), (778, 51670), (1556, 25835), (1945, 20668), (3890, 10334), (5167, 7780)]