30881828

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1$

素因数の和:252

約数の個数: 48

約数和(自身を含む): 58834944

約数和(自身を除く): 27953116

約数列:

[1, 2, 4, 31, 37, 53, 62, 74, 106, 124, 127, 148, 212, 254, 508, 1147, 1643, 1961, 2294, 3286, 3922, 3937, 4588, 4699, 6572, 6731, 7844, 7874, 9398, 13462, 15748, 18796, 26924, 60791, 121582, 145669, 208661, 243164, 249047, 291338, 417322, 498094, 582676, 834644, 996188, 7720457, 15440914, 30881828]

約数ペア:

[(1, 30881828), (2, 15440914), (4, 7720457), (31, 996188), (37, 834644), (53, 582676), (62, 498094), (74, 417322), (106, 291338), (124, 249047), (127, 243164), (148, 208661), (212, 145669), (254, 121582), (508, 60791), (1147, 26924), (1643, 18796), (1961, 15748), (2294, 13462), (3286, 9398), (3922, 7874), (3937, 7844), (4588, 6731), (4699, 6572)]