800861570

素因数分解:

$2^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{402443}}^1$

素因数の和:402649

約数の個数: 16

約数和(自身を含む): 1448798400

約数和(自身を除く): 647936830

約数列:

[1, 2, 5, 10, 199, 398, 995, 1990, 402443, 804886, 2012215, 4024430, 80086157, 160172314, 400430785, 800861570]

約数ペア:

[(1, 800861570), (2, 400430785), (5, 160172314), (10, 80086157), (199, 4024430), (398, 2012215), (995, 804886), (1990, 402443)]