20256350

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{23831}}^1$

素因数の和:23860

約数の個数: 24

約数和(自身を含む): 39894768

約数和(自身を除く): 19638418

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 170, 425, 850, 23831, 47662, 119155, 238310, 405127, 595775, 810254, 1191550, 2025635, 4051270, 10128175, 20256350]

約数ペア:

[(1, 20256350), (2, 10128175), (5, 4051270), (10, 2025635), (17, 1191550), (25, 810254), (34, 595775), (50, 405127), (85, 238310), (170, 119155), (425, 47662), (850, 23831)]