289653080

素因数分解:

$2^3\times 5^1\times {\mathrm{241}}^1\times {\mathrm{30047}}^1$

素因数の和:30299

約数の個数: 32

約数和(自身を含む): 654445440

約数和(自身を除く): 364792360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 241, 482, 964, 1205, 1928, 2410, 4820, 9640, 30047, 60094, 120188, 150235, 240376, 300470, 600940, 1201880, 7241327, 14482654, 28965308, 36206635, 57930616, 72413270, 144826540, 289653080]

約数ペア:

[(1, 289653080), (2, 144826540), (4, 72413270), (5, 57930616), (8, 36206635), (10, 28965308), (20, 14482654), (40, 7241327), (241, 1201880), (482, 600940), (964, 300470), (1205, 240376), (1928, 150235), (2410, 120188), (4820, 60094), (9640, 30047)]