31441760

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{419}}^1$

素因数の和:508

約数の個数: 96

約数和(自身を含む): 86365440

約数和(自身を除く): 54923680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 67, 70, 80, 112, 134, 140, 160, 224, 268, 280, 335, 419, 469, 536, 560, 670, 838, 938, 1072, 1120, 1340, 1676, 1876, 2095, 2144, 2345, 2680, 2933, 3352, 3752, 4190, 4690, 5360, 5866, 6704, 7504, 8380, 9380, 10720, 11732, 13408, 14665, 15008, 16760, 18760, 23464, 28073, 29330, 33520, 37520, 46928, 56146, 58660, 67040, 75040, 93856, 112292, 117320, 140365, 196511, 224584, 234640, 280730, 393022, 449168, 469280, 561460, 786044, 898336, 982555, 1122920, 1572088, 1965110, 2245840, 3144176, 3930220, 4491680, 6288352, 7860440, 15720880, 31441760]

約数ペア:

[(1, 31441760), (2, 15720880), (4, 7860440), (5, 6288352), (7, 4491680), (8, 3930220), (10, 3144176), (14, 2245840), (16, 1965110), (20, 1572088), (28, 1122920), (32, 982555), (35, 898336), (40, 786044), (56, 561460), (67, 469280), (70, 449168), (80, 393022), (112, 280730), (134, 234640), (140, 224584), (160, 196511), (224, 140365), (268, 117320), (280, 112292), (335, 93856), (419, 75040), (469, 67040), (536, 58660), (560, 56146), (670, 46928), (838, 37520), (938, 33520), (1072, 29330), (1120, 28073), (1340, 23464), (1676, 18760), (1876, 16760), (2095, 15008), (2144, 14665), (2345, 13408), (2680, 11732), (2933, 10720), (3352, 9380), (3752, 8380), (4190, 7504), (4690, 6704), (5360, 5866)]