3888045220

素因数分解:

$2^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{774511}}^1$

素因数の和:774771

約数の個数: 24

約数和(自身を含む): 8197435008

約数和(自身を除く): 4309389788

約数列:

[1, 2, 4, 5, 10, 20, 251, 502, 1004, 1255, 2510, 5020, 774511, 1549022, 3098044, 3872555, 7745110, 15490220, 194402261, 388804522, 777609044, 972011305, 1944022610, 3888045220]

約数ペア:

[(1, 3888045220), (2, 1944022610), (4, 972011305), (5, 777609044), (10, 388804522), (20, 194402261), (251, 15490220), (502, 7745110), (1004, 3872555), (1255, 3098044), (2510, 1549022), (5020, 774511)]