20105828890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{347}}^1\times {\mathrm{827741}}^1$

素因数の和:828102

約数の個数: 32

約数和(自身を含む): 41479807104

約数和(自身を除く): 21373978214

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 347, 694, 1735, 2429, 3470, 4858, 12145, 24290, 827741, 1655482, 4138705, 5794187, 8277410, 11588374, 28970935, 57941870, 287226127, 574452254, 1436130635, 2010582889, 2872261270, 4021165778, 10052914445, 20105828890]

約数ペア:

[(1, 20105828890), (2, 10052914445), (5, 4021165778), (7, 2872261270), (10, 2010582889), (14, 1436130635), (35, 574452254), (70, 287226127), (347, 57941870), (694, 28970935), (1735, 11588374), (2429, 8277410), (3470, 5794187), (4858, 4138705), (12145, 1655482), (24290, 827741)]