28034023960

素因数分解:

$2^3\times 5^1\times {\mathrm{2789}}^1\times {\mathrm{251291}}^1$

素因数の和:254091

約数の個数: 32

約数和(自身を含む): 63099421200

約数和(自身を除く): 35065397240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2789, 5578, 11156, 13945, 22312, 27890, 55780, 111560, 251291, 502582, 1005164, 1256455, 2010328, 2512910, 5025820, 10051640, 700850599, 1401701198, 2803402396, 3504252995, 5606804792, 7008505990, 14017011980, 28034023960]

約数ペア:

[(1, 28034023960), (2, 14017011980), (4, 7008505990), (5, 5606804792), (8, 3504252995), (10, 2803402396), (20, 1401701198), (40, 700850599), (2789, 10051640), (5578, 5025820), (11156, 2512910), (13945, 2010328), (22312, 1256455), (27890, 1005164), (55780, 502582), (111560, 251291)]