31133360

素因数分解:

$2^4\times 5^1\times {\mathrm{389167}}^1$

素因数の和:389180

約数の個数: 20

約数和(自身を含む): 72385248

約数和(自身を除く): 41251888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 389167, 778334, 1556668, 1945835, 3113336, 3891670, 6226672, 7783340, 15566680, 31133360]

約数ペア:

[(1, 31133360), (2, 15566680), (4, 7783340), (5, 6226672), (8, 3891670), (10, 3113336), (16, 1945835), (20, 1556668), (40, 778334), (80, 389167)]