31483780

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{68443}}^1$

素因数の和:68475

約数の個数: 24

約数和(自身を含む): 68991552

約数和(自身を除く): 37507772

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 68443, 136886, 273772, 342215, 684430, 1368860, 1574189, 3148378, 6296756, 7870945, 15741890, 31483780]

約数ペア:

[(1, 31483780), (2, 15741890), (4, 7870945), (5, 6296756), (10, 3148378), (20, 1574189), (23, 1368860), (46, 684430), (92, 342215), (115, 273772), (230, 136886), (460, 68443)]