2018939080

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^2\times {\mathrm{95413}}^1$

素因数の和:95470

約数の個数: 48

約数和(自身を含む): 4748754780

約数和(自身を除く): 2729815700

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 529, 920, 1058, 2116, 2645, 4232, 5290, 10580, 21160, 95413, 190826, 381652, 477065, 763304, 954130, 1908260, 2194499, 3816520, 4388998, 8777996, 10972495, 17555992, 21944990, 43889980, 50473477, 87779960, 100946954, 201893908, 252367385, 403787816, 504734770, 1009469540, 2018939080]

約数ペア:

[(1, 2018939080), (2, 1009469540), (4, 504734770), (5, 403787816), (8, 252367385), (10, 201893908), (20, 100946954), (23, 87779960), (40, 50473477), (46, 43889980), (92, 21944990), (115, 17555992), (184, 10972495), (230, 8777996), (460, 4388998), (529, 3816520), (920, 2194499), (1058, 1908260), (2116, 954130), (2645, 763304), (4232, 477065), (5290, 381652), (10580, 190826), (21160, 95413)]