2017239205160

素因数分解:

$2^3\times 5^1\times {\mathrm{2389}}^1\times {\mathrm{21109661}}^1$

素因数の和:21112061

約数の個数: 32

約数和(自身を含む): 4540688296200

約数和(自身を除く): 2523449091040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2389, 4778, 9556, 11945, 19112, 23890, 47780, 95560, 21109661, 42219322, 84438644, 105548305, 168877288, 211096610, 422193220, 844386440, 50430980129, 100861960258, 201723920516, 252154900645, 403447841032, 504309801290, 1008619602580, 2017239205160]

約数ペア:

[(1, 2017239205160), (2, 1008619602580), (4, 504309801290), (5, 403447841032), (8, 252154900645), (10, 201723920516), (20, 100861960258), (40, 50430980129), (2389, 844386440), (4778, 422193220), (9556, 211096610), (11945, 168877288), (19112, 105548305), (23890, 84438644), (47780, 42219322), (95560, 21109661)]