286220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1301}}^1$

素因数の和:1321

約数の個数: 24

約数和(自身を含む): 656208

約数和(自身を除く): 369988

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 1301, 2602, 5204, 6505, 13010, 14311, 26020, 28622, 57244, 71555, 143110, 286220]

約数ペア:

[(1, 286220), (2, 143110), (4, 71555), (5, 57244), (10, 28622), (11, 26020), (20, 14311), (22, 13010), (44, 6505), (55, 5204), (110, 2602), (220, 1301)]