415040

素因数分解:

$2^6\times 5^1\times {\mathrm{1297}}^1$

素因数の和:1314

約数の個数: 28

約数和(自身を含む): 989076

約数和(自身を除く): 574036

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 1297, 2594, 5188, 6485, 10376, 12970, 20752, 25940, 41504, 51880, 83008, 103760, 207520, 415040]

約数ペア:

[(1, 415040), (2, 207520), (4, 103760), (5, 83008), (8, 51880), (10, 41504), (16, 25940), (20, 20752), (32, 12970), (40, 10376), (64, 6485), (80, 5188), (160, 2594), (320, 1297)]