200819334520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{717211909}}^1$

素因数の和:717211927

約数の個数: 32

約数和(自身を含む): 516392575200

約数和(自身を除く): 315573240680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 717211909, 1434423818, 2868847636, 3586059545, 5020483363, 5737695272, 7172119090, 10040966726, 14344238180, 20081933452, 25102416815, 28688476360, 40163866904, 50204833630, 100409667260, 200819334520]

約数ペア:

[(1, 200819334520), (2, 100409667260), (4, 50204833630), (5, 40163866904), (7, 28688476360), (8, 25102416815), (10, 20081933452), (14, 14344238180), (20, 10040966726), (28, 7172119090), (35, 5737695272), (40, 5020483363), (56, 3586059545), (70, 2868847636), (140, 1434423818), (280, 717211909)]