1312040

素因数分解:

$2^3\times 5^1\times {\mathrm{32801}}^1$

素因数の和:32812

約数の個数: 16

約数和(自身を含む): 2952180

約数和(自身を除く): 1640140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 32801, 65602, 131204, 164005, 262408, 328010, 656020, 1312040]

約数ペア:

[(1, 1312040), (2, 656020), (4, 328010), (5, 262408), (8, 164005), (10, 131204), (20, 65602), (40, 32801)]