2909780

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{1993}}^1$

素因数の和:2075

約数の個数: 24

約数和(自身を含む): 6197352

約数和(自身を除く): 3287572

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 1993, 3986, 7972, 9965, 19930, 39860, 145489, 290978, 581956, 727445, 1454890, 2909780]

約数ペア:

[(1, 2909780), (2, 1454890), (4, 727445), (5, 581956), (10, 290978), (20, 145489), (73, 39860), (146, 19930), (292, 9965), (365, 7972), (730, 3986), (1460, 1993)]