38904820

素因数分解:

$2^2\times 5^1\times {\mathrm{1367}}^1\times {\mathrm{1423}}^1$

素因数の和:2799

約数の個数: 24

約数和(自身を含む): 81817344

約数和(自身を除く): 42912524

約数列:

[1, 2, 4, 5, 10, 20, 1367, 1423, 2734, 2846, 5468, 5692, 6835, 7115, 13670, 14230, 27340, 28460, 1945241, 3890482, 7780964, 9726205, 19452410, 38904820]

約数ペア:

[(1, 38904820), (2, 19452410), (4, 9726205), (5, 7780964), (10, 3890482), (20, 1945241), (1367, 28460), (1423, 27340), (2734, 14230), (2846, 13670), (5468, 7115), (5692, 6835)]