2017702908940

素因数分解:

$2^2\times 5^1\times {\mathrm{199109}}^1\times {\mathrm{506683}}^1$

素因数の和:705801

約数の個数: 24

約数和(自身を含む): 4237205752080

約数和(自身を除く): 2219502843140

約数列:

[1, 2, 4, 5, 10, 20, 199109, 398218, 506683, 796436, 995545, 1013366, 1991090, 2026732, 2533415, 3982180, 5066830, 10133660, 100885145447, 201770290894, 403540581788, 504425727235, 1008851454470, 2017702908940]

約数ペア:

[(1, 2017702908940), (2, 1008851454470), (4, 504425727235), (5, 403540581788), (10, 201770290894), (20, 100885145447), (199109, 10133660), (398218, 5066830), (506683, 3982180), (796436, 2533415), (995545, 2026732), (1013366, 1991090)]