214304840

素因数分解:

$2^3\times 5^1\times {\mathrm{313}}^1\times {\mathrm{17117}}^1$

素因数の和:17441

約数の個数: 32

約数和(自身を含む): 483754680

約数和(自身を除く): 269449840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 313, 626, 1252, 1565, 2504, 3130, 6260, 12520, 17117, 34234, 68468, 85585, 136936, 171170, 342340, 684680, 5357621, 10715242, 21430484, 26788105, 42860968, 53576210, 107152420, 214304840]

約数ペア:

[(1, 214304840), (2, 107152420), (4, 53576210), (5, 42860968), (8, 26788105), (10, 21430484), (20, 10715242), (40, 5357621), (313, 684680), (626, 342340), (1252, 171170), (1565, 136936), (2504, 85585), (3130, 68468), (6260, 34234), (12520, 17117)]