8021254190

素因数分解:

$2^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{4030781}}^1$

素因数の和:4030987

約数の個数: 16

約数和(自身を含む): 14510815200

約数和(自身を除く): 6489561010

約数列:

[1, 2, 5, 10, 199, 398, 995, 1990, 4030781, 8061562, 20153905, 40307810, 802125419, 1604250838, 4010627095, 8021254190]

約数ペア:

[(1, 8021254190), (2, 4010627095), (5, 1604250838), (10, 802125419), (199, 40307810), (398, 20153905), (995, 8061562), (1990, 4030781)]