8291560

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{2137}}^1$

素因数の和:2245

約数の個数: 32

約数和(自身を含む): 18857160

約数和(自身を除く): 10565600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 2137, 3880, 4274, 8548, 10685, 17096, 21370, 42740, 85480, 207289, 414578, 829156, 1036445, 1658312, 2072890, 4145780, 8291560]

約数ペア:

[(1, 8291560), (2, 4145780), (4, 2072890), (5, 1658312), (8, 1036445), (10, 829156), (20, 414578), (40, 207289), (97, 85480), (194, 42740), (388, 21370), (485, 17096), (776, 10685), (970, 8548), (1940, 4274), (2137, 3880)]