27902860

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{10037}}^1$

素因数の和:10185

約数の個数: 24

約数和(自身を含む): 59023440

約数和(自身を除く): 31120580

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 10037, 20074, 40148, 50185, 100370, 200740, 1395143, 2790286, 5580572, 6975715, 13951430, 27902860]

約数ペア:

[(1, 27902860), (2, 13951430), (4, 6975715), (5, 5580572), (10, 2790286), (20, 1395143), (139, 200740), (278, 100370), (556, 50185), (695, 40148), (1390, 20074), (2780, 10037)]