2019652990

素因数分解:

$2^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{389}}^1\times {\mathrm{2609}}^1$

素因数の和:3204

約数の個数: 32

約数和(自身を含む): 3664440000

約数和(自身を除く): 1644787010

約数列:

[1, 2, 5, 10, 199, 389, 398, 778, 995, 1945, 1990, 2609, 3890, 5218, 13045, 26090, 77411, 154822, 387055, 519191, 774110, 1014901, 1038382, 2029802, 2595955, 5074505, 5191910, 10149010, 201965299, 403930598, 1009826495, 2019652990]

約数ペア:

[(1, 2019652990), (2, 1009826495), (5, 403930598), (10, 201965299), (199, 10149010), (389, 5191910), (398, 5074505), (778, 2595955), (995, 2029802), (1945, 1038382), (1990, 1014901), (2609, 774110), (3890, 519191), (5218, 387055), (13045, 154822), (26090, 77411)]