21950080

素因数分解:

$2^7\times 5^1\times {\mathrm{34297}}^1$

素因数の和:34316

約数の個数: 32

約数和(自身を含む): 52475940

約数和(自身を除く): 30525860

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 34297, 68594, 137188, 171485, 274376, 342970, 548752, 685940, 1097504, 1371880, 2195008, 2743760, 4390016, 5487520, 10975040, 21950080]

約数ペア:

[(1, 21950080), (2, 10975040), (4, 5487520), (5, 4390016), (8, 2743760), (10, 2195008), (16, 1371880), (20, 1097504), (32, 685940), (40, 548752), (64, 342970), (80, 274376), (128, 171485), (160, 137188), (320, 68594), (640, 34297)]