2212220

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{2087}}^1$

素因数の和:2149

約数の個数: 24

約数和(自身を含む): 4735584

約数和(自身を除く): 2523364

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 2087, 4174, 8348, 10435, 20870, 41740, 110611, 221222, 442444, 553055, 1106110, 2212220]

約数ペア:

[(1, 2212220), (2, 1106110), (4, 553055), (5, 442444), (10, 221222), (20, 110611), (53, 41740), (106, 20870), (212, 10435), (265, 8348), (530, 4174), (1060, 2087)]