30447280

素因数分解:

$2^4\times 5^1\times {\mathrm{380591}}^1$

素因数の和:380604

約数の個数: 20

約数和(自身を含む): 70790112

約数和(自身を除く): 40342832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 380591, 761182, 1522364, 1902955, 3044728, 3805910, 6089456, 7611820, 15223640, 30447280]

約数ペア:

[(1, 30447280), (2, 15223640), (4, 7611820), (5, 6089456), (8, 3805910), (10, 3044728), (16, 1902955), (20, 1522364), (40, 761182), (80, 380591)]