1829020

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{839}}^1$

素因数の和:957

約数の個数: 24

約数和(自身を含む): 3880800

約数和(自身を除く): 2051780

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 839, 1090, 1678, 2180, 3356, 4195, 8390, 16780, 91451, 182902, 365804, 457255, 914510, 1829020]

約数ペア:

[(1, 1829020), (2, 914510), (4, 457255), (5, 365804), (10, 182902), (20, 91451), (109, 16780), (218, 8390), (436, 4195), (545, 3356), (839, 2180), (1090, 1678)]