20882380

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{14303}}^1$

素因数の和:14385

約数の個数: 24

約数和(自身を含む): 44456832

約数和(自身を除く): 23574452

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 14303, 28606, 57212, 71515, 143030, 286060, 1044119, 2088238, 4176476, 5220595, 10441190, 20882380]

約数ペア:

[(1, 20882380), (2, 10441190), (4, 5220595), (5, 4176476), (10, 2088238), (20, 1044119), (73, 286060), (146, 143030), (292, 71515), (365, 57212), (730, 28606), (1460, 14303)]