1992040

素因数分解:

$2^3\times 5^1\times {\mathrm{49801}}^1$

素因数の和:49812

約数の個数: 16

約数和(自身を含む): 4482180

約数和(自身を除く): 2490140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 49801, 99602, 199204, 249005, 398408, 498010, 996020, 1992040]

約数ペア:

[(1, 1992040), (2, 996020), (4, 498010), (5, 398408), (8, 249005), (10, 199204), (20, 99602), (40, 49801)]