309359920

素因数分解:

$2^4\times 5^1\times {\mathrm{937}}^1\times {\mathrm{4127}}^1$

素因数の和:5077

約数の個数: 40

約数和(自身を含む): 720203904

約数和(自身を除く): 410843984

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 937, 1874, 3748, 4127, 4685, 7496, 8254, 9370, 14992, 16508, 18740, 20635, 33016, 37480, 41270, 66032, 74960, 82540, 165080, 330160, 3866999, 7733998, 15467996, 19334995, 30935992, 38669990, 61871984, 77339980, 154679960, 309359920]

約数ペア:

[(1, 309359920), (2, 154679960), (4, 77339980), (5, 61871984), (8, 38669990), (10, 30935992), (16, 19334995), (20, 15467996), (40, 7733998), (80, 3866999), (937, 330160), (1874, 165080), (3748, 82540), (4127, 74960), (4685, 66032), (7496, 41270), (8254, 37480), (9370, 33016), (14992, 20635), (16508, 18740)]