4990911040

素因数分解:

$2^6\times 5^1\times {\mathrm{431}}^1\times {\mathrm{36187}}^1$

素因数の和:36635

約数の個数: 56

約数和(自身を含む): 11912510592

約数和(自身を除く): 6921599552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 431, 862, 1724, 2155, 3448, 4310, 6896, 8620, 13792, 17240, 27584, 34480, 36187, 68960, 72374, 137920, 144748, 180935, 289496, 361870, 578992, 723740, 1157984, 1447480, 2315968, 2894960, 5789920, 11579840, 15596597, 31193194, 62386388, 77982985, 124772776, 155965970, 249545552, 311931940, 499091104, 623863880, 998182208, 1247727760, 2495455520, 4990911040]

約数ペア:

[(1, 4990911040), (2, 2495455520), (4, 1247727760), (5, 998182208), (8, 623863880), (10, 499091104), (16, 311931940), (20, 249545552), (32, 155965970), (40, 124772776), (64, 77982985), (80, 62386388), (160, 31193194), (320, 15596597), (431, 11579840), (862, 5789920), (1724, 2894960), (2155, 2315968), (3448, 1447480), (4310, 1157984), (6896, 723740), (8620, 578992), (13792, 361870), (17240, 289496), (27584, 180935), (34480, 144748), (36187, 137920), (68960, 72374)]