15193040

素因数分解:

$2^4\times 5^1\times {\mathrm{189913}}^1$

素因数の和:189926

約数の個数: 20

約数和(自身を含む): 35324004

約数和(自身を除く): 20130964

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 189913, 379826, 759652, 949565, 1519304, 1899130, 3038608, 3798260, 7596520, 15193040]

約数ペア:

[(1, 15193040), (2, 7596520), (4, 3798260), (5, 3038608), (8, 1899130), (10, 1519304), (16, 949565), (20, 759652), (40, 379826), (80, 189913)]