28192240

素因数分解:

$2^4\times 5^1\times {\mathrm{352403}}^1$

素因数の和:352416

約数の個数: 20

約数和(自身を含む): 65547144

約数和(自身を除く): 37354904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 352403, 704806, 1409612, 1762015, 2819224, 3524030, 5638448, 7048060, 14096120, 28192240]

約数ペア:

[(1, 28192240), (2, 14096120), (4, 7048060), (5, 5638448), (8, 3524030), (10, 2819224), (16, 1762015), (20, 1409612), (40, 704806), (80, 352403)]