2642870

素因数分解:

$2^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{2081}}^1$

素因数の和:2215

約数の個数: 16

約数和(自身を含む): 4796928

約数和(自身を除く): 2154058

約数列:

[1, 2, 5, 10, 127, 254, 635, 1270, 2081, 4162, 10405, 20810, 264287, 528574, 1321435, 2642870]

約数ペア:

[(1, 2642870), (2, 1321435), (5, 528574), (10, 264287), (127, 20810), (254, 10405), (635, 4162), (1270, 2081)]