2008309990

素因数分解:

$2^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{1009201}}^1$

素因数の和:1009407

約数の個数: 16

約数和(自身を含む): 3633127200

約数和(自身を除く): 1624817210

約数列:

[1, 2, 5, 10, 199, 398, 995, 1990, 1009201, 2018402, 5046005, 10092010, 200830999, 401661998, 1004154995, 2008309990]

約数ペア:

[(1, 2008309990), (2, 1004154995), (5, 401661998), (10, 200830999), (199, 10092010), (398, 5046005), (995, 2018402), (1990, 1009201)]