4279960

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{1597}}^1$

素因数の和:1675

約数の個数: 32

約数和(自身を含む): 9779760

約数和(自身を除く): 5499800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 1597, 2680, 3194, 6388, 7985, 12776, 15970, 31940, 63880, 106999, 213998, 427996, 534995, 855992, 1069990, 2139980, 4279960]

約数ペア:

[(1, 4279960), (2, 2139980), (4, 1069990), (5, 855992), (8, 534995), (10, 427996), (20, 213998), (40, 106999), (67, 63880), (134, 31940), (268, 15970), (335, 12776), (536, 7985), (670, 6388), (1340, 3194), (1597, 2680)]