20590300

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{10837}}^1$

素因数の和:10870

約数の個数: 36

約数和(自身を含む): 47036920

約数和(自身を除く): 26446620

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 950, 1900, 10837, 21674, 43348, 54185, 108370, 205903, 216740, 270925, 411806, 541850, 823612, 1029515, 1083700, 2059030, 4118060, 5147575, 10295150, 20590300]

約数ペア:

[(1, 20590300), (2, 10295150), (4, 5147575), (5, 4118060), (10, 2059030), (19, 1083700), (20, 1029515), (25, 823612), (38, 541850), (50, 411806), (76, 270925), (95, 216740), (100, 205903), (190, 108370), (380, 54185), (475, 43348), (950, 21674), (1900, 10837)]