208467880

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{50599}}^1$

素因数の和:50713

約数の個数: 32

約数和(自身を含む): 473616000

約数和(自身を除く): 265148120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 4120, 50599, 101198, 202396, 252995, 404792, 505990, 1011980, 2023960, 5211697, 10423394, 20846788, 26058485, 41693576, 52116970, 104233940, 208467880]

約数ペア:

[(1, 208467880), (2, 104233940), (4, 52116970), (5, 41693576), (8, 26058485), (10, 20846788), (20, 10423394), (40, 5211697), (103, 2023960), (206, 1011980), (412, 505990), (515, 404792), (824, 252995), (1030, 202396), (2060, 101198), (4120, 50599)]