20512894590

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{347}}^1\times {\mathrm{656833}}^1$

素因数の和:657193

約数の個数: 48

約数和(自身を含む): 53487306288

約数和(自身を除く): 32974411698

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 347, 694, 1041, 1735, 2082, 3123, 3470, 5205, 6246, 10410, 15615, 31230, 656833, 1313666, 1970499, 3284165, 3940998, 5911497, 6568330, 9852495, 11822994, 19704990, 29557485, 59114970, 227921051, 455842102, 683763153, 1139605255, 1367526306, 2051289459, 2279210510, 3418815765, 4102578918, 6837631530, 10256447295, 20512894590]

約数ペア:

[(1, 20512894590), (2, 10256447295), (3, 6837631530), (5, 4102578918), (6, 3418815765), (9, 2279210510), (10, 2051289459), (15, 1367526306), (18, 1139605255), (30, 683763153), (45, 455842102), (90, 227921051), (347, 59114970), (694, 29557485), (1041, 19704990), (1735, 11822994), (2082, 9852495), (3123, 6568330), (3470, 5911497), (5205, 3940998), (6246, 3284165), (10410, 1970499), (15615, 1313666), (31230, 656833)]