381119120

素因数分解:

$2^4\times 5^1\times {\mathrm{1151}}^1\times {\mathrm{4139}}^1$

素因数の和:5303

約数の個数: 40

約数和(自身を含む): 887086080

約数和(自身を除く): 505966960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1151, 2302, 4139, 4604, 5755, 8278, 9208, 11510, 16556, 18416, 20695, 23020, 33112, 41390, 46040, 66224, 82780, 92080, 165560, 331120, 4763989, 9527978, 19055956, 23819945, 38111912, 47639890, 76223824, 95279780, 190559560, 381119120]

約数ペア:

[(1, 381119120), (2, 190559560), (4, 95279780), (5, 76223824), (8, 47639890), (10, 38111912), (16, 23819945), (20, 19055956), (40, 9527978), (80, 4763989), (1151, 331120), (2302, 165560), (4139, 92080), (4604, 82780), (5755, 66224), (8278, 46040), (9208, 41390), (11510, 33112), (16556, 23020), (18416, 20695)]