20222360

素因数分解:

$2^3\times 5^1\times {\mathrm{505559}}^1$

素因数の和:505570

約数の個数: 16

約数和(自身を含む): 45500400

約数和(自身を除く): 25278040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 505559, 1011118, 2022236, 2527795, 4044472, 5055590, 10111180, 20222360]

約数ペア:

[(1, 20222360), (2, 10111180), (4, 5055590), (5, 4044472), (8, 2527795), (10, 2022236), (20, 1011118), (40, 505559)]