38973910

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{233}}^1\times {\mathrm{389}}^1$

素因数の和:672

約数の個数: 32

約数和(自身を含む): 72277920

約数和(自身を除く): 33304010

約数列:

[1, 2, 5, 10, 43, 86, 215, 233, 389, 430, 466, 778, 1165, 1945, 2330, 3890, 10019, 16727, 20038, 33454, 50095, 83635, 90637, 100190, 167270, 181274, 453185, 906370, 3897391, 7794782, 19486955, 38973910]

約数ペア:

[(1, 38973910), (2, 19486955), (5, 7794782), (10, 3897391), (43, 906370), (86, 453185), (215, 181274), (233, 167270), (389, 100190), (430, 90637), (466, 83635), (778, 50095), (1165, 33454), (1945, 20038), (2330, 16727), (3890, 10019)]