2002055

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{409}}^1$

素因数の和:514

約数の個数: 16

約数和(自身を含む): 2656800

約数和(自身を除く): 654745

約数列:

[1, 5, 11, 55, 89, 409, 445, 979, 2045, 4499, 4895, 22495, 36401, 182005, 400411, 2002055]

約数ペア:

[(1, 2002055), (5, 400411), (11, 182005), (55, 36401), (89, 22495), (409, 4895), (445, 4499), (979, 2045)]