30811216

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{127}}^1\times {\mathrm{257}}^1$

素因数の和:451

約数の個数: 40

約数和(自身を含む): 61424640

約数和(自身を除く): 30613424

約数列:

[1, 2, 4, 8, 16, 59, 118, 127, 236, 254, 257, 472, 508, 514, 944, 1016, 1028, 2032, 2056, 4112, 7493, 14986, 15163, 29972, 30326, 32639, 59944, 60652, 65278, 119888, 121304, 130556, 242608, 261112, 522224, 1925701, 3851402, 7702804, 15405608, 30811216]

約数ペア:

[(1, 30811216), (2, 15405608), (4, 7702804), (8, 3851402), (16, 1925701), (59, 522224), (118, 261112), (127, 242608), (236, 130556), (254, 121304), (257, 119888), (472, 65278), (508, 60652), (514, 59944), (944, 32639), (1016, 30326), (1028, 29972), (2032, 15163), (2056, 14986), (4112, 7493)]